126672432 has 40 divisors (see below), whose sum is σ = 328193280. Its totient is φ = 42100800.

The previous prime is 126672419. The next prime is 126672433. The reversal of 126672432 is 234276621.

It is a junction number, because it is equal to n+sod(n) for n = 126672393 and 126672402.

It is not an unprimeable number, because it can be changed into a prime (126672433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13557 + ... + 20907.

It is an arithmetic number, because the mean of its divisors is an integer number (8204832).

Almost surely, 2^126672432 is an apocalyptic number.

126672432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

126672432 is an abundant number, since it is smaller than the sum of its proper divisors (201520848).

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

126672432 is a wasteful number, since it uses less digits than its factorization.

126672432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7721 (or 7715 counting only the distinct ones).

The product of its digits is 24192, while the sum is 33.

The square root of 126672432 is about 11254.8848061631. The cubic root of 126672432 is about 502.2200376105.

The spelling of 126672432 in words is "one hundred twenty-six million, six hundred seventy-two thousand, four hundred thirty-two".