8390034 has 16 divisors (see below), whose sum is σ = 18644640. Its totient is φ = 2796660.

The previous prime is 8390029. The next prime is 8390047. The reversal of 8390034 is 4300938.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77632 + ... + 77739.

It is an arithmetic number, because the mean of its divisors is an integer number (1165290).

Almost surely, 2^8390034 is an apocalyptic number.

8390034 is an abundant number, since it is smaller than the sum of its proper divisors (10254606).

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

8390034 is a wasteful number, since it uses less digits than its factorization.

8390034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155382 (or 155376 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 8390034 is about 2896.5555406379. Note that the first 4 decimals coincide. The cubic root of 8390034 is about 203.1988474370.

The spelling of 8390034 in words is "eight million, three hundred ninety thousand, thirty-four".