86424974 has 8 divisors (see below), whose sum is σ = 137263248. Its totient is φ = 40670560.

The previous prime is 86424971. The next prime is 86424979. The reversal of 86424974 is 47942468.

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

It is a super-2 number, since 2×86424974² = 14938552261801352, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86424971) 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, 1270922 + ... + 1270989.

It is an arithmetic number, because the mean of its divisors is an integer number (17157906).

Almost surely, 2^86424974 is an apocalyptic number.

86424974 is a deficient number, since it is larger than the sum of its proper divisors (50838274).

86424974 is a wasteful number, since it uses less digits than its factorization.

86424974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2541930.

The product of its digits is 387072, while the sum is 44.

The square root of 86424974 is about 9296.5033211418. The cubic root of 86424974 is about 442.1263706421.

The spelling of 86424974 in words is "eighty-six million, four hundred twenty-four thousand, nine hundred seventy-four".