45522515 has 16 divisors (see below), whose sum is σ = 58309632. Its totient is φ = 33997824.

The previous prime is 45522511. The next prime is 45522517. The reversal of 45522515 is 51522554.

It is not a de Polignac number, because 45522515 - 2² = 45522511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45522511) 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, 8687 + ... + 12903.

It is an arithmetic number, because the mean of its divisors is an integer number (3644352).

Almost surely, 2^45522515 is an apocalyptic number.

45522515 is a deficient number, since it is larger than the sum of its proper divisors (12787117).

45522515 is a wasteful number, since it uses less digits than its factorization.

45522515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4366.

The product of its digits is 10000, while the sum is 29.

The square root of 45522515 is about 6747.0374980431. The cubic root of 45522515 is about 357.0607250755.

The spelling of 45522515 in words is "forty-five million, five hundred twenty-two thousand, five hundred fifteen".