79700587 has 8 divisors (see below), whose sum is σ = 82220432. Its totient is φ = 77220000.

The previous prime is 79700567. The next prime is 79700591. The reversal of 79700587 is 78500797.

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

It is a cyclic number.

It is not a de Polignac number, because 79700587 - 2¹⁹ = 79176299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79700527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5664 + ... + 13837.

It is an arithmetic number, because the mean of its divisors is an integer number (10277554).

Almost surely, 2^79700587 is an apocalyptic number.

79700587 is a deficient number, since it is larger than the sum of its proper divisors (2519845).

79700587 is a wasteful number, since it uses less digits than its factorization.

79700587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19629.

The product of its (nonzero) digits is 123480, while the sum is 43.

The square root of 79700587 is about 8927.5185242037. The cubic root of 79700587 is about 430.3487111849.

The spelling of 79700587 in words is "seventy-nine million, seven hundred thousand, five hundred eighty-seven".