840364 has 12 divisors (see below), whose sum is σ = 1680784. Its totient is φ = 360144.

The previous prime is 840353. The next prime is 840439. The reversal of 840364 is 463048.

840364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

840364 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14979 + ... + 15034.

2⁸⁴⁰³⁶⁴ is an apocalyptic number.

It is an amenable number.

840364 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

840364 is a wasteful number, since it uses less digits than its factorization.

840364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30024 (or 30022 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 840364 is about 916.7136957633. The cubic root of 840364 is about 94.3675065319.

The spelling of 840364 in words is "eight hundred forty thousand, three hundred sixty-four".