45402746 has 4 divisors (see below), whose sum is σ = 68104122. Its totient is φ = 22701372.

The previous prime is 45402701. The next prime is 45402779. The reversal of 45402746 is 64720454.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 30924721 + 14478025 = 5561^2 + 3805^2 .

It is a super-2 number, since 2×45402746² = 4122818688681032, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11350685 + ... + 11350688.

Almost surely, 2^45402746 is an apocalyptic number.

45402746 is a deficient number, since it is larger than the sum of its proper divisors (22701376).

45402746 is a wasteful number, since it uses less digits than its factorization.

45402746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22701375.

The product of its (nonzero) digits is 26880, while the sum is 32.

The square root of 45402746 is about 6738.1559791979. The cubic root of 45402746 is about 356.7473097219.

The spelling of 45402746 in words is "forty-five million, four hundred two thousand, seven hundred forty-six".