45443674 has 4 divisors (see below), whose sum is σ = 68165514. Its totient is φ = 22721836.

The previous prime is 45443663. The next prime is 45443681. The reversal of 45443674 is 47634454.

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., 37908649 + 7535025 = 6157^2 + 2745^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11360917 + ... + 11360920.

Almost surely, 2^45443674 is an apocalyptic number.

45443674 is a deficient number, since it is larger than the sum of its proper divisors (22721840).

45443674 is a wasteful number, since it uses less digits than its factorization.

45443674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22721839.

The product of its digits is 161280, while the sum is 37.

The square root of 45443674 is about 6741.1923277711. The cubic root of 45443674 is about 356.8544733487.

The spelling of 45443674 in words is "forty-five million, four hundred forty-three thousand, six hundred seventy-four".