45077974 has 4 divisors (see below), whose sum is σ = 67616964. Its totient is φ = 22538986.

The previous prime is 45077959. The next prime is 45077987. The reversal of 45077974 is 47977054.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 47977054 = 2 ⋅23988527.

It is a self number, because there is not a number n which added to its sum of digits gives 45077974.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11269492 + ... + 11269495.

It is an arithmetic number, because the mean of its divisors is an integer number (16904241).

Almost surely, 2^45077974 is an apocalyptic number.

45077974 is a deficient number, since it is larger than the sum of its proper divisors (22538990).

45077974 is a wasteful number, since it uses less digits than its factorization.

45077974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22538989.

The product of its (nonzero) digits is 246960, while the sum is 43.

The square root of 45077974 is about 6714.0132558701. The cubic root of 45077974 is about 355.8946527913.

The spelling of 45077974 in words is "forty-five million, seventy-seven thousand, nine hundred seventy-four".