40885788 has 12 divisors (see below), whose sum is σ = 95400200. Its totient is φ = 13628592.

The previous prime is 40885787. The next prime is 40885811. The reversal of 40885788 is 88758804.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40885787) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1703563 + ... + 1703586.

Almost surely, 2^40885788 is an apocalyptic number.

It is an amenable number.

40885788 is an abundant number, since it is smaller than the sum of its proper divisors (54514412).

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

40885788 is a wasteful number, since it uses less digits than its factorization.

40885788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3407156 (or 3407154 counting only the distinct ones).

The product of its (nonzero) digits is 573440, while the sum is 48.

The square root of 40885788 is about 6394.1995589753. The cubic root of 40885788 is about 344.5012410754.

The spelling of 40885788 in words is "forty million, eight hundred eighty-five thousand, seven hundred eighty-eight".