86204634 has 24 divisors (see below), whose sum is σ = 181965600. Its totient is φ = 27221832.

The previous prime is 86204633. The next prime is 86204693. The reversal of 86204634 is 43640268.

It is a junction number, because it is equal to n+sod(n) for n = 86204595 and 86204604.

It is not an unprimeable number, because it can be changed into a prime (86204633) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17734 + ... + 22065.

It is an arithmetic number, because the mean of its divisors is an integer number (7581900).

Almost surely, 2^86204634 is an apocalyptic number.

86204634 is an abundant number, since it is smaller than the sum of its proper divisors (95760966).

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

86204634 is a wasteful number, since it uses less digits than its factorization.

86204634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39842 (or 39823 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 86204634 is about 9284.6450659139. The cubic root of 86204634 is about 441.7503179556.

The spelling of 86204634 in words is "eighty-six million, two hundred four thousand, six hundred thirty-four".