86429374 has 4 divisors (see below), whose sum is σ = 129644064. Its totient is φ = 43214686.

The previous prime is 86429359. The next prime is 86429383. The reversal of 86429374 is 47392468.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 86429374.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21607342 + ... + 21607345.

It is an arithmetic number, because the mean of its divisors is an integer number (32411016).

Almost surely, 2^86429374 is an apocalyptic number.

86429374 is a deficient number, since it is larger than the sum of its proper divisors (43214690).

86429374 is a wasteful number, since it uses less digits than its factorization.

86429374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43214689.

The product of its digits is 290304, while the sum is 43.

The square root of 86429374 is about 9296.7399662462. The cubic root of 86429374 is about 442.1338735776.

The spelling of 86429374 in words is "eighty-six million, four hundred twenty-nine thousand, three hundred seventy-four".