86428662 has 8 divisors (see below), whose sum is σ = 172857336. Its totient is φ = 28809552.

The previous prime is 86428627. The next prime is 86428669. The reversal of 86428662 is 26682468.

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

86428662 is an admirable number.

It is a super-2 number, since 2×86428662² = 14939827230220488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86428669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7202383 + ... + 7202394.

It is an arithmetic number, because the mean of its divisors is an integer number (21607167).

Almost surely, 2^86428662 is an apocalyptic number.

86428662 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

86428662 is a wasteful number, since it uses less digits than its factorization.

86428662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14404782.

The product of its digits is 221184, while the sum is 42.

The square root of 86428662 is about 9296.7016731742. The cubic root of 86428662 is about 442.1326594835.

The spelling of 86428662 in words is "eighty-six million, four hundred twenty-eight thousand, six hundred sixty-two".