126573432 has 32 divisors (see below), whose sum is σ = 335048400. Its totient is φ = 39709184.

The previous prime is 126573427. The next prime is 126573443. The reversal of 126573432 is 234375621.

It is a junction number, because it is equal to n+sod(n) for n = 126573393 and 126573402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154707 + ... + 155522.

Almost surely, 2^126573432 is an apocalyptic number.

126573432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

126573432 is an abundant number, since it is smaller than the sum of its proper divisors (208474968).

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

126573432 is a wasteful number, since it uses less digits than its factorization.

126573432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310255 (or 310251 counting only the distinct ones).

The product of its digits is 30240, while the sum is 33.

The square root of 126573432 is about 11250.4858561753. The cubic root of 126573432 is about 502.0891679301.

The spelling of 126573432 in words is "one hundred twenty-six million, five hundred seventy-three thousand, four hundred thirty-two".