126534904 has 16 divisors (see below), whose sum is σ = 242301600. Its totient is φ = 61921152.

The previous prime is 126534899. The next prime is 126534907. The reversal of 126534904 is 409435621.

It is a happy number.

It is a super-2 number, since 2×126534904² = 32022163860578432, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 126534904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126534907) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167889 + ... + 168640.

It is an arithmetic number, because the mean of its divisors is an integer number (15143850).

Almost surely, 2^126534904 is an apocalyptic number.

It is an amenable number.

126534904 is a deficient number, since it is larger than the sum of its proper divisors (115766696).

126534904 is a wasteful number, since it uses less digits than its factorization.

126534904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336582 (or 336578 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 126534904 is about 11248.7734442472. The cubic root of 126534904 is about 502.0382187058.

The spelling of 126534904 in words is "one hundred twenty-six million, five hundred thirty-four thousand, nine hundred four".