450634156 has 24 divisors (see below), whose sum is σ = 905948960. Its totient is φ = 192125952.

The previous prime is 450634139. The next prime is 450634159. The reversal of 450634156 is 651436054.

It is a super-2 number, since 2×450634156² = 406142285107664672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (450634159) 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, 36291 + ... + 47098.

Almost surely, 2^450634156 is an apocalyptic number.

It is an amenable number.

450634156 is an abundant number, since it is smaller than the sum of its proper divisors (455314804).

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

450634156 is a wasteful number, since it uses less digits than its factorization.

450634156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83593 (or 83591 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 450634156 is about 21228.1453735365. The cubic root of 450634156 is about 766.6692335978.

The spelling of 450634156 in words is "four hundred fifty million, six hundred thirty-four thousand, one hundred fifty-six".