715942 has 8 divisors (see below), whose sum is σ = 1100232. Its totient is φ = 349200.

The previous prime is 715927. The next prime is 715943. The reversal of 715942 is 249517.

It is a happy number.

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

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 715942.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (715943) by changing a digit.

715942 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 in 3 ways as a sum of consecutive naturals, for example, 4284 + ... + 4447.

It is an arithmetic number, because the mean of its divisors is an integer number (137529).

2⁷¹⁵⁹⁴² is an apocalyptic number.

715942 is a deficient number, since it is larger than the sum of its proper divisors (384290).

715942 is a wasteful number, since it uses less digits than its factorization.

715942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8774.

The product of its digits is 2520, while the sum is 28.

The square root of 715942 is about 846.1335591974. The cubic root of 715942 is about 89.4593929581.

The spelling of 715942 in words is "seven hundred fifteen thousand, nine hundred forty-two".