45523470 has 16 divisors (see below), whose sum is σ = 109256400. Its totient is φ = 12139584.

The previous prime is 45523451. The next prime is 45523483. The reversal of 45523470 is 7432554.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 1517449 = 45523470 / (4 + 5 + 5 + 2 + 3 + 4 + 7 + 0).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 758695 + ... + 758754.

It is an arithmetic number, because the mean of its divisors is an integer number (6828525).

Almost surely, 2^45523470 is an apocalyptic number.

45523470 is an abundant number, since it is smaller than the sum of its proper divisors (63732930).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45523470 is a wasteful number, since it uses less digits than its factorization.

45523470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1517459.

The product of its (nonzero) digits is 16800, while the sum is 30.

The square root of 45523470 is about 6747.1082694737. The cubic root of 45523470 is about 357.0632219396.

The spelling of 45523470 in words is "forty-five million, five hundred twenty-three thousand, four hundred seventy".