1425769100 has 72 divisors (see below), whose sum is σ = 3631538400. Its totient is φ = 475614720.

The previous prime is 1425769097. The next prime is 1425769117. The reversal of 1425769100 is 19675241.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1625 + ... + 53424.

Almost surely, 2^1425769100 is an apocalyptic number.

1425769100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1425769100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1815769200).

1425769100 is an abundant number, since it is smaller than the sum of its proper divisors (2205769300).

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

1425769100 is a wasteful number, since it uses less digits than its factorization.

1425769100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55107 (or 55100 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 1425769100 is about 37759.3577805555. The cubic root of 1425769100 is about 1125.5109711757.

The spelling of 1425769100 in words is "one billion, four hundred twenty-five million, seven hundred sixty-nine thousand, one hundred".