45351530 has 64 divisors (see below), whose sum is σ = 96768000. Its totient is φ = 14983488.

The previous prime is 45351511. The next prime is 45351547. The reversal of 45351530 is 3515354.

It is a super-2 number, since 2×45351530² = 4113522546681800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45351530.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 326201 + ... + 326339.

It is an arithmetic number, because the mean of its divisors is an integer number (1512000).

Almost surely, 2^45351530 is an apocalyptic number.

45351530 is an abundant number, since it is smaller than the sum of its proper divisors (51416470).

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

45351530 is a wasteful number, since it uses less digits than its factorization.

45351530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 45351530 is about 6734.3544605255. The cubic root of 45351530 is about 356.6131178038.

Adding to 45351530 its reverse (3515354), we get a palindrome (48866884).

The spelling of 45351530 in words is "forty-five million, three hundred fifty-one thousand, five hundred thirty".