126749452 has 24 divisors (see below), whose sum is σ = 230408192. Its totient is φ = 60944400.

The previous prime is 126749393. The next prime is 126749453. The reversal of 126749452 is 254947621.

It is not an unprimeable number, because it can be changed into a prime (126749453) 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, 17077 + ... + 23347.

Almost surely, 2^126749452 is an apocalyptic number.

It is an amenable number.

126749452 is a deficient number, since it is larger than the sum of its proper divisors (103658740).

126749452 is a wasteful number, since it uses less digits than its factorization.

126749452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6469 (or 6467 counting only the distinct ones).

The product of its digits is 120960, while the sum is 40.

The square root of 126749452 is about 11258.3059116370. The cubic root of 126749452 is about 502.3218044266.

The spelling of 126749452 in words is "one hundred twenty-six million, seven hundred forty-nine thousand, four hundred fifty-two".