45454072 has 64 divisors (see below), whose sum is σ = 93312000. Its totient is φ = 20701824.

The previous prime is 45454069. The next prime is 45454111. The reversal of 45454072 is 27045454.

It is a super-2 number, since 2×45454072² = 4132145322762368, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 575329 + ... + 575407.

It is an arithmetic number, because the mean of its divisors is an integer number (1458000).

Almost surely, 2^45454072 is an apocalyptic number.

It is an amenable number.

45454072 is an abundant number, since it is smaller than the sum of its proper divisors (47857928).

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

45454072 is a wasteful number, since it uses less digits than its factorization.

45454072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220 (or 216 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 31.

The square root of 45454072 is about 6741.9635122122. The cubic root of 45454072 is about 356.8816886500.

The spelling of 45454072 in words is "forty-five million, four hundred fifty-four thousand, seventy-two".