40086844 has 24 divisors (see below), whose sum is σ = 82761728. Its totient is φ = 16625520.

The previous prime is 40086803. The next prime is 40086853. The reversal of 40086844 is 44868004.

It is a congruent 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, 22224 + ... + 23959.

Almost surely, 2^40086844 is an apocalyptic number.

It is an amenable number.

40086844 is an abundant number, since it is smaller than the sum of its proper divisors (42674884).

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

40086844 is a wasteful number, since it uses less digits than its factorization.

40086844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46225 (or 46223 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 34.

The square root of 40086844 is about 6331.4172189171. The cubic root of 40086844 is about 342.2425123525.

The spelling of 40086844 in words is "forty million, eighty-six thousand, eight hundred forty-four".