1425828726 has 96 divisors (see below), whose sum is σ = 3754003968. Its totient is φ = 381807360.

The previous prime is 1425828653. The next prime is 1425828791. The reversal of 1425828726 is 6278285241.

1425828726 is a `hidden beast` number, since 1 + 42 + 582 + 8 + 7 + 26 = 666.

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

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 562081 + ... + 564611.

It is an arithmetic number, because the mean of its divisors is an integer number (39104208).

Almost surely, 2^1425828726 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1425828726, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1877001984).

1425828726 is an abundant number, since it is smaller than the sum of its proper divisors (2328175242).

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

1425828726 is a wasteful number, since it uses less digits than its factorization.

1425828726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2826 (or 2823 counting only the distinct ones).

The product of its digits is 430080, while the sum is 45.

The square root of 1425828726 is about 37760.1473249245. The cubic root of 1425828726 is about 1125.5266606684.

The spelling of 1425828726 in words is "one billion, four hundred twenty-five million, eight hundred twenty-eight thousand, seven hundred twenty-six".