870406607 has 4 divisors (see below), whose sum is σ = 994750416. Its totient is φ = 746062800.

The previous prime is 870406601. The next prime is 870406619. The reversal of 870406607 is 706604078.

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

It is not a de Polignac number, because 870406607 - 2⁴ = 870406591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (870406601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62171894 + ... + 62171907.

It is an arithmetic number, because the mean of its divisors is an integer number (248687604).

Almost surely, 2^870406607 is an apocalyptic number.

870406607 is a deficient number, since it is larger than the sum of its proper divisors (124343809).

870406607 is a wasteful number, since it uses less digits than its factorization.

870406607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124343808.

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 870406607 is about 29502.6542365259. The cubic root of 870406607 is about 954.7889693885.

The spelling of 870406607 in words is "eight hundred seventy million, four hundred six thousand, six hundred seven".