452723156 has 6 divisors (see below), whose sum is σ = 792265530. Its totient is φ = 226361576.

The previous prime is 452723137. The next prime is 452723171. The reversal of 452723156 is 651327254.

It can be written as a sum of positive squares in only one way, i.e., 296872900 + 155850256 = 17230^2 + 12484^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56590391 + ... + 56590398.

It is an arithmetic number, because the mean of its divisors is an integer number (132044255).

Almost surely, 2^452723156 is an apocalyptic number.

It is an amenable number.

452723156 is a deficient number, since it is larger than the sum of its proper divisors (339542374).

452723156 is a wasteful number, since it uses less digits than its factorization.

452723156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113180793 (or 113180791 counting only the distinct ones).

The product of its digits is 50400, while the sum is 35.

The square root of 452723156 is about 21277.2920269474. The cubic root of 452723156 is about 767.8520878524.

The spelling of 452723156 in words is "four hundred fifty-two million, seven hundred twenty-three thousand, one hundred fifty-six".