86997460 has 24 divisors (see below), whose sum is σ = 199303776. Its totient is φ = 31635360.

The previous prime is 86997451. The next prime is 86997473. The reversal of 86997460 is 6479968.

It is a congruent 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, 197502 + ... + 197941.

It is an arithmetic number, because the mean of its divisors is an integer number (8304324).

Almost surely, 2^86997460 is an apocalyptic number.

It is an amenable number.

86997460 is an abundant number, since it is smaller than the sum of its proper divisors (112306316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86997460 is a wasteful number, since it uses less digits than its factorization.

86997460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395463 (or 395461 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 49.

The square root of 86997460 is about 9327.2428938031. The cubic root of 86997460 is about 443.1004499201.

The spelling of 86997460 in words is "eighty-six million, nine hundred ninety-seven thousand, four hundred sixty".