8401836 has 24 divisors (see below), whose sum is σ = 19938240. Its totient is φ = 2752912.

The previous prime is 8401807. The next prime is 8401873. The reversal of 8401836 is 6381048.

It is a happy number.

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, 5226 + ... + 6641.

It is an arithmetic number, because the mean of its divisors is an integer number (830760).

Almost surely, 2^8401836 is an apocalyptic number.

It is an amenable number.

8401836 is an abundant number, since it is smaller than the sum of its proper divisors (11536404).

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

8401836 is a wasteful number, since it uses less digits than its factorization.

8401836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11933 (or 11931 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 8401836 is about 2898.5920720239. The cubic root of 8401836 is about 203.2940806310.

The spelling of 8401836 in words is "eight million, four hundred one thousand, eight hundred thirty-six".