86906402 has 8 divisors (see below), whose sum is σ = 142210512. Its totient is φ = 39502900.

The previous prime is 86906401. The next prime is 86906441. The reversal of 86906402 is 20460968.

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

It is not an unprimeable number, because it can be changed into a prime (86906401) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 1975124 + ... + 1975167.

It is an arithmetic number, because the mean of its divisors is an integer number (17776314).

Almost surely, 2^86906402 is an apocalyptic number.

86906402 is a deficient number, since it is larger than the sum of its proper divisors (55304110).

86906402 is a wasteful number, since it uses less digits than its factorization.

86906402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3950304.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 86906402 is about 9322.3603234374. The cubic root of 86906402 is about 442.9458020106.

The spelling of 86906402 in words is "eighty-six million, nine hundred six thousand, four hundred two".