742874 has 8 divisors (see below), whose sum is σ = 1215648. Its totient is φ = 337660.

The previous prime is 742817. The next prime is 742891. The reversal of 742874 is 478247.

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

It is a self number, because there is not a number n which added to its sum of digits gives 742874.

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, 16862 + ... + 16905.

It is an arithmetic number, because the mean of its divisors is an integer number (151956).

2⁷⁴²⁸⁷⁴ is an apocalyptic number.

742874 is a deficient number, since it is larger than the sum of its proper divisors (472774).

742874 is a wasteful number, since it uses less digits than its factorization.

742874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33780.

The product of its digits is 12544, while the sum is 32.

The square root of 742874 is about 861.9013864706. The cubic root of 742874 is about 90.5673623196.

The spelling of 742874 in words is "seven hundred forty-two thousand, eight hundred seventy-four".