452136628 has 12 divisors (see below), whose sum is σ = 798921760. Its totient is φ = 223873272.

The previous prime is 452136589. The next prime is 452136649. The reversal of 452136628 is 826631254.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 548298 + ... + 549121.

Almost surely, 2^452136628 is an apocalyptic number.

It is an amenable number.

452136628 is a deficient number, since it is larger than the sum of its proper divisors (346785132).

452136628 is a wasteful number, since it uses less digits than its factorization.

452136628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1097526 (or 1097524 counting only the distinct ones).

The product of its digits is 69120, while the sum is 37.

The square root of 452136628 is about 21263.5046029576. The cubic root of 452136628 is about 767.5203462017.

The spelling of 452136628 in words is "four hundred fifty-two million, one hundred thirty-six thousand, six hundred twenty-eight".