45275815 has 16 divisors (see below), whose sum is σ = 60530400. Its totient is φ = 32280192.

The previous prime is 45275809. The next prime is 45275821. The reversal of 45275815 is 51857254.

It is an interprime number because it is at equal distance from previous prime (45275809) and next prime (45275821).

It is a cyclic number.

It is not a de Polignac number, because 45275815 - 2³ = 45275807 is a prime.

It is a congruent number.

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, 10125 + ... + 13894.

It is an arithmetic number, because the mean of its divisors is an integer number (3783150).

Almost surely, 2^45275815 is an apocalyptic number.

45275815 is a deficient number, since it is larger than the sum of its proper divisors (15254585).

45275815 is a wasteful number, since it uses less digits than its factorization.

45275815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24066.

The product of its digits is 56000, while the sum is 37.

The square root of 45275815 is about 6728.7305637839. The cubic root of 45275815 is about 356.4145504323.

It can be divided in two parts, 452 and 75815, that added together give a palindrome (76267).

The spelling of 45275815 in words is "forty-five million, two hundred seventy-five thousand, eight hundred fifteen".