86975398 has 8 divisors (see below), whose sum is σ = 134671680. Its totient is φ = 42084840.

The previous prime is 86975389. The next prime is 86975453. The reversal of 86975398 is 89357968.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 701353 + ... + 701476.

It is an arithmetic number, because the mean of its divisors is an integer number (16833960).

Almost surely, 2^86975398 is an apocalyptic number.

86975398 is a deficient number, since it is larger than the sum of its proper divisors (47696282).

86975398 is a wasteful number, since it uses less digits than its factorization.

86975398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1402862.

The product of its digits is 3265920, while the sum is 55.

The square root of 86975398 is about 9326.0601542130. The cubic root of 86975398 is about 443.0629909392.

It can be divided in two parts, 869 and 75398, that added together give a palindrome (76267).

The spelling of 86975398 in words is "eighty-six million, nine hundred seventy-five thousand, three hundred ninety-eight".