86290004 has 6 divisors (see below), whose sum is σ = 151007514. Its totient is φ = 43145000.

The previous prime is 86289967. The next prime is 86290013. The reversal of 86290004 is 40009268.

It can be written as a sum of positive squares in only one way, i.e., 66912400 + 19377604 = 8180^2 + 4402^2 .

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, 10786247 + ... + 10786254.

It is an arithmetic number, because the mean of its divisors is an integer number (25167919).

Almost surely, 2^86290004 is an apocalyptic number.

It is an amenable number.

86290004 is a deficient number, since it is larger than the sum of its proper divisors (64717510).

86290004 is a wasteful number, since it uses less digits than its factorization.

86290004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21572505 (or 21572503 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 86290004 is about 9289.2413037879. The cubic root of 86290004 is about 441.8960942738.

The spelling of 86290004 in words is "eighty-six million, two hundred ninety thousand, four".