715642546 has 8 divisors (see below), whose sum is σ = 1073928240. Its totient is φ = 357666468.

The previous prime is 715642531. The next prime is 715642547. The reversal of 715642546 is 645246517.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 715642499 and 715642508.

It is not an unprimeable number, because it can be changed into a prime (715642547) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 71536 + ... + 80923.

It is an arithmetic number, because the mean of its divisors is an integer number (134241030).

Almost surely, 2^715642546 is an apocalyptic number.

715642546 is a deficient number, since it is larger than the sum of its proper divisors (358285694).

715642546 is a wasteful number, since it uses less digits than its factorization.

715642546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154808.

The product of its digits is 201600, while the sum is 40.

The square root of 715642546 is about 26751.4961450757. The cubic root of 715642546 is about 894.4691861948.

The spelling of 715642546 in words is "seven hundred fifteen million, six hundred forty-two thousand, five hundred forty-six".