40783884 has 24 divisors (see below), whose sum is σ = 100760688. Its totient is φ = 12794880.

The previous prime is 40783877. The next prime is 40783903. The reversal of 40783884 is 48838704.

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, 99757 + ... + 100164.

It is an arithmetic number, because the mean of its divisors is an integer number (4198362).

Almost surely, 2^40783884 is an apocalyptic number.

It is an amenable number.

40783884 is an abundant number, since it is smaller than the sum of its proper divisors (59976804).

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

40783884 is a wasteful number, since it uses less digits than its factorization.

40783884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199945 (or 199943 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 42.

The square root of 40783884 is about 6386.2261156336. The cubic root of 40783884 is about 344.2147905928.

The spelling of 40783884 in words is "forty million, seven hundred eighty-three thousand, eight hundred eighty-four".