126644232 has 64 divisors (see below), whose sum is σ = 371972160. Its totient is φ = 35424000.

The previous prime is 126644213. The next prime is 126644239. The reversal of 126644232 is 232446621.

It is a super-2 number, since 2×126644232² = 32077522997739648, which contains 22 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 126644232.

It is not an unprimeable number, because it can be changed into a prime (126644239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15019 + ... + 21882.

It is an arithmetic number, because the mean of its divisors is an integer number (5812065).

Almost surely, 2^126644232 is an apocalyptic number.

126644232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

126644232 is an abundant number, since it is smaller than the sum of its proper divisors (245327928).

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

126644232 is a wasteful number, since it uses less digits than its factorization.

126644232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36934 (or 36930 counting only the distinct ones).

The product of its digits is 13824, while the sum is 30.

The square root of 126644232 is about 11253.6319470649. The cubic root of 126644232 is about 502.1827665276.

The spelling of 126644232 in words is "one hundred twenty-six million, six hundred forty-four thousand, two hundred thirty-two".