126238372 has 24 divisors (see below), whose sum is σ = 238235256. Its totient is φ = 58184448.

The previous prime is 126238367. The next prime is 126238391. The reversal of 126238372 is 273832621.

It can be written as a sum of positive squares in 4 ways, for example, as 22524516 + 103713856 = 4746^2 + 10184^2 .

It is a super-2 number, since 2×126238372² = 31872253130420768, which contains 22 as substring.

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, 55938 + ... + 58150.

It is an arithmetic number, because the mean of its divisors is an integer number (9926469).

Almost surely, 2^126238372 is an apocalyptic number.

It is an amenable number.

126238372 is a deficient number, since it is larger than the sum of its proper divisors (111996884).

126238372 is a wasteful number, since it uses less digits than its factorization.

126238372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3327 (or 3325 counting only the distinct ones).

The product of its digits is 24192, while the sum is 34.

The square root of 126238372 is about 11235.5850759985. The cubic root of 126238372 is about 501.6457398044.

The spelling of 126238372 in words is "one hundred twenty-six million, two hundred thirty-eight thousand, three hundred seventy-two".