45530387 has 16 divisors (see below), whose sum is σ = 53698560. Its totient is φ = 37788768.

The previous prime is 45530347. The next prime is 45530399. The reversal of 45530387 is 78303554.

It is a cyclic number.

It is not a de Polignac number, because 45530387 - 2⁶ = 45530323 is a prime.

It is a super-2 number, since 2×45530387² = 4146032280739538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45530347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94814 + ... + 95292.

It is an arithmetic number, because the mean of its divisors is an integer number (3356160).

Almost surely, 2^45530387 is an apocalyptic number.

45530387 is a deficient number, since it is larger than the sum of its proper divisors (8168173).

45530387 is a wasteful number, since it uses less digits than its factorization.

45530387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890.

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

The square root of 45530387 is about 6747.6208399702. The cubic root of 45530387 is about 357.0813055144.

The spelling of 45530387 in words is "forty-five million, five hundred thirty thousand, three hundred eighty-seven".