86983525 has 6 divisors (see below), whose sum is σ = 107859602. Its totient is φ = 69586800.

The previous prime is 86983517. The next prime is 86983537. The reversal of 86983525 is 52538968.

It can be written as a sum of positive squares in 3 ways, for example, as 22486564 + 64496961 = 4742^2 + 8031^2 .

It is not a de Polignac number, because 86983525 - 2³ = 86983517 is a prime.

It is a super-2 number, since 2×86983525² = 15132267242851250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1739646 + ... + 1739695.

Almost surely, 2^86983525 is an apocalyptic number.

It is an amenable number.

86983525 is a deficient number, since it is larger than the sum of its proper divisors (20876077).

86983525 is a wasteful number, since it uses less digits than its factorization.

86983525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3479351 (or 3479346 counting only the distinct ones).

The product of its digits is 518400, while the sum is 46.

The square root of 86983525 is about 9326.4958585741. The cubic root of 86983525 is about 443.0767904766.

The spelling of 86983525 in words is "eighty-six million, nine hundred eighty-three thousand, five hundred twenty-five".