1425856635 has 96 divisors (see below), whose sum is σ = 2961446400. Its totient is φ = 649010880.

The previous prime is 1425856633. The next prime is 1425856637. The reversal of 1425856635 is 5366585241.

1425856635 is a `hidden beast` number, since 1 + 4 + 2 + 5 + 8 + 5 + 6 + 635 = 666.

It is an interprime number because it is at equal distance from previous prime (1425856633) and next prime (1425856637).

It is not a de Polignac number, because 1425856635 - 2¹ = 1425856633 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (1425856633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2903740 + ... + 2904230.

It is an arithmetic number, because the mean of its divisors is an integer number (30848400).

Almost surely, 2^1425856635 is an apocalyptic number.

1425856635 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1425856635 is an abundant number, since it is smaller than the sum of its proper divisors (1535589765).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1425856635 is a wasteful number, since it uses less digits than its factorization.

1425856635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 958 (or 945 counting only the distinct ones).

The product of its digits is 864000, while the sum is 45.

The square root of 1425856635 is about 37760.5168794073. The cubic root of 1425856635 is about 1125.5340042616.

The spelling of 1425856635 in words is "one billion, four hundred twenty-five million, eight hundred fifty-six thousand, six hundred thirty-five".