126772032 has 28 divisors (see below), whose sum is σ = 335418176. Its totient is φ = 42257280.

The previous prime is 126772013. The next prime is 126772033. The reversal of 126772032 is 230277621.

It is a super-2 number, since 2×126772032² = 32142296194818048, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126772033) 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, 329944 + ... + 330327.

Almost surely, 2^126772032 is an apocalyptic number.

126772032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

126772032 is an abundant number, since it is smaller than the sum of its proper divisors (208646144).

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

126772032 is an equidigital number, since it uses as much as digits as its factorization.

126772032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660286 (or 660276 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 126772032 is about 11259.3086821527. The cubic root of 126772032 is about 502.3516316506.

The spelling of 126772032 in words is "one hundred twenty-six million, seven hundred seventy-two thousand, thirty-two".