8390012 has 6 divisors (see below), whose sum is σ = 14682528. Its totient is φ = 4195004.

The previous prime is 8389973. The next prime is 8390021. The reversal of 8390012 is 2100938.

It is a self number, because there is not a number n which added to its sum of digits gives 8390012.

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, 1048748 + ... + 1048755.

It is an arithmetic number, because the mean of its divisors is an integer number (2447088).

Almost surely, 2^8390012 is an apocalyptic number.

It is an amenable number.

8390012 is a deficient number, since it is larger than the sum of its proper divisors (6292516).

8390012 is a wasteful number, since it uses less digits than its factorization.

8390012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2097507 (or 2097505 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 8390012 is about 2896.5517430213. The cubic root of 8390012 is about 203.1986698303.

The spelling of 8390012 in words is "eight million, three hundred ninety thousand, twelve".