45572115 has 16 divisors (see below), whose sum is σ = 74694816. Its totient is φ = 23712000.

The previous prime is 45572113. The next prime is 45572119. The reversal of 45572115 is 51127554.

It is not a de Polignac number, because 45572115 - 2¹ = 45572113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45572113) 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, 36436 + ... + 37665.

It is an arithmetic number, because the mean of its divisors is an integer number (4668426).

Almost surely, 2^45572115 is an apocalyptic number.

45572115 is a deficient number, since it is larger than the sum of its proper divisors (29122701).

45572115 is a wasteful number, since it uses less digits than its factorization.

45572115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74150.

The product of its digits is 7000, while the sum is 30.

The square root of 45572115 is about 6750.7121846513. The cubic root of 45572115 is about 357.1903589770.

Adding to 45572115 its reverse (51127554), we get a palindrome (96699669).

The spelling of 45572115 in words is "forty-five million, five hundred seventy-two thousand, one hundred fifteen".