453945632 has 48 divisors (see below), whose sum is σ = 1023103872. Its totient is φ = 194219520.

The previous prime is 453945629. The next prime is 453945659. The reversal of 453945632 is 236549354.

It is a self number, because there is not a number n which added to its sum of digits gives 453945632.

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, 169133 + ... + 171795.

It is an arithmetic number, because the mean of its divisors is an integer number (21314664).

Almost surely, 2^453945632 is an apocalyptic number.

It is an amenable number.

453945632 is an abundant number, since it is smaller than the sum of its proper divisors (569158240).

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

453945632 is a wasteful number, since it uses less digits than its factorization.

453945632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3441 (or 3433 counting only the distinct ones).

The product of its digits is 388800, while the sum is 41.

The square root of 453945632 is about 21305.9999061297. Note that the first 4 decimals coincide. The cubic root of 453945632 is about 768.5426033869.

The spelling of 453945632 in words is "four hundred fifty-three million, nine hundred forty-five thousand, six hundred thirty-two".