747974 has 4 divisors (see below), whose sum is σ = 1121964. Its totient is φ = 373986.

The previous prime is 747953. The next prime is 747977. The reversal of 747974 is 479747.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (747977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186992 + ... + 186995.

It is an arithmetic number, because the mean of its divisors is an integer number (280491).

2⁷⁴⁷⁹⁷⁴ is an apocalyptic number.

747974 is a deficient number, since it is larger than the sum of its proper divisors (373990).

747974 is a wasteful number, since it uses less digits than its factorization.

747974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373989.

The product of its digits is 49392, while the sum is 38.

The square root of 747974 is about 864.8549011250. The cubic root of 747974 is about 90.7741450576.

The spelling of 747974 in words is "seven hundred forty-seven thousand, nine hundred seventy-four".