125694440 has 64 divisors (see below), whose sum is σ = 288921600. Its totient is φ = 49206528.

The previous prime is 125694431. The next prime is 125694467. The reversal of 125694440 is 44496521.

It is a self number, because there is not a number n which added to its sum of digits gives 125694440.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 553607 + ... + 553833.

It is an arithmetic number, because the mean of its divisors is an integer number (4514400).

Almost surely, 2^125694440 is an apocalyptic number.

125694440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125694440 is an abundant number, since it is smaller than the sum of its proper divisors (163227160).

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

125694440 is a wasteful number, since it uses less digits than its factorization.

125694440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474 (or 470 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 125694440 is about 11211.3531743497. The cubic root of 125694440 is about 500.9242106169.

The spelling of 125694440 in words is "one hundred twenty-five million, six hundred ninety-four thousand, four hundred forty".