870916419 has 12 divisors (see below), whose sum is σ = 1258462296. Its totient is φ = 580393152.

The previous prime is 870916411. The next prime is 870916421. The reversal of 870916419 is 914619078.

It is a happy number.

It is not a de Polignac number, because 870916419 - 2³ = 870916411 is a prime.

It is a super-2 number, since 2×870916419² = 1516990817767567122, which contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (870916411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9372 + ... + 42774.

It is an arithmetic number, because the mean of its divisors is an integer number (104871858).

Almost surely, 2^870916419 is an apocalyptic number.

870916419 is a deficient number, since it is larger than the sum of its proper divisors (387545877).

870916419 is a wasteful number, since it uses less digits than its factorization.

870916419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36306 (or 36303 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 45.

The square root of 870916419 is about 29511.2930757024. The cubic root of 870916419 is about 954.9753450686.

The spelling of 870916419 in words is "eight hundred seventy million, nine hundred sixteen thousand, four hundred nineteen".