45312266 has 8 divisors (see below), whose sum is σ = 70161024. Its totient is φ = 21925260.

The previous prime is 45312251. The next prime is 45312299. The reversal of 45312266 is 66221354.

45312266 is nontrivially palindromic in base 14.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 365360 + ... + 365483.

It is an arithmetic number, because the mean of its divisors is an integer number (8770128).

Almost surely, 2^45312266 is an apocalyptic number.

45312266 is a deficient number, since it is larger than the sum of its proper divisors (24848758).

45312266 is a wasteful number, since it uses less digits than its factorization.

45312266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730876.

The product of its digits is 8640, while the sum is 29.

The square root of 45312266 is about 6731.4386278120. The cubic root of 45312266 is about 356.5101730943.

It can be divided in two parts, 4531 and 2266, that multiplied together give a triangular number (10267246 = T₄₅₃₁).

The spelling of 45312266 in words is "forty-five million, three hundred twelve thousand, two hundred sixty-six".