86525722 has 4 divisors (see below), whose sum is σ = 129788586. Its totient is φ = 43262860.

The previous prime is 86525713. The next prime is 86525771. The reversal of 86525722 is 22752568.

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

It can be written as a sum of positive squares in only one way, i.e., 57138481 + 29387241 = 7559^2 + 5421^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21631429 + ... + 21631432.

Almost surely, 2^86525722 is an apocalyptic number.

86525722 is a deficient number, since it is larger than the sum of its proper divisors (43262864).

86525722 is a wasteful number, since it uses less digits than its factorization.

86525722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43262863.

The product of its digits is 67200, while the sum is 37.

The square root of 86525722 is about 9301.9203393708. The cubic root of 86525722 is about 442.2981036041.

The spelling of 86525722 in words is "eighty-six million, five hundred twenty-five thousand, seven hundred twenty-two".