45248515 has 16 divisors (see below), whose sum is σ = 58816800. Its totient is φ = 33219072.

The previous prime is 45248507. The next prime is 45248537. The reversal of 45248515 is 51584254.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 45248515 - 2³ = 45248507 is a prime.

It is a super-4 number, since 4×45248515⁴ (a number of 32 digits) contains 4444 as substring.

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, 9691 + ... + 13579.

It is an arithmetic number, because the mean of its divisors is an integer number (3676050).

Almost surely, 2^45248515 is an apocalyptic number.

45248515 is a deficient number, since it is larger than the sum of its proper divisors (13568285).

45248515 is a wasteful number, since it uses less digits than its factorization.

45248515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4086.

The product of its digits is 32000, while the sum is 34.

The square root of 45248515 is about 6726.7016434505. The cubic root of 45248515 is about 356.3429001591.

The spelling of 45248515 in words is "forty-five million, two hundred forty-eight thousand, five hundred fifteen".