8531402722 has 16 divisors (see below), whose sum is σ = 12968313120. Its totient is φ = 4209008832.

The previous prime is 8531402701. The next prime is 8531402741. The reversal of 8531402722 is 2272041358.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48823 + ... + 139450.

It is an arithmetic number, because the mean of its divisors is an integer number (810519570).

Almost surely, 2^8531402722 is an apocalyptic number.

8531402722 is a deficient number, since it is larger than the sum of its proper divisors (4436910398).

8531402722 is a wasteful number, since it uses less digits than its factorization.

8531402722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188577.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 8531402722 is about 92365.5927388549. The cubic root of 8531402722 is about 2043.3376991682.

The spelling of 8531402722 in words is "eight billion, five hundred thirty-one million, four hundred two thousand, seven hundred twenty-two".