8572949402 has 8 divisors (see below), whose sum is σ = 12859890912. Its totient is φ = 4286319100.

The previous prime is 8572949389. The next prime is 8572949443. The reversal of 8572949402 is 2049492758.

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

It is a super-2 number, since 2×8572949402² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11627 + ... + 131457.

It is an arithmetic number, because the mean of its divisors is an integer number (1607486364).

Almost surely, 2^8572949402 is an apocalyptic number.

8572949402 is a deficient number, since it is larger than the sum of its proper divisors (4286941510).

8572949402 is a wasteful number, since it uses less digits than its factorization.

8572949402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155604.

The product of its (nonzero) digits is 1451520, while the sum is 50.

The square root of 8572949402 is about 92590.2230367764. The cubic root of 8572949402 is about 2046.6492476893.

The spelling of 8572949402 in words is "eight billion, five hundred seventy-two million, nine hundred forty-nine thousand, four hundred two".