86769400 has 24 divisors (see below), whose sum is σ = 201739320. Its totient is φ = 34707680.

The previous prime is 86769391. The next prime is 86769437. The reversal of 86769400 is 496768.

It is a Harshad number since it is a multiple of its sum of digits (40).

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, 216724 + ... + 217123.

It is an arithmetic number, because the mean of its divisors is an integer number (8405805).

Almost surely, 2^86769400 is an apocalyptic number.

It is an amenable number.

86769400 is an abundant number, since it is smaller than the sum of its proper divisors (114969920).

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

86769400 is a wasteful number, since it uses less digits than its factorization.

86769400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433863 (or 433854 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 86769400 is about 9315.0093934467. The cubic root of 86769400 is about 442.7129216718.

The spelling of 86769400 in words is "eighty-six million, seven hundred sixty-nine thousand, four hundred".