40525884 has 36 divisors (see below), whose sum is σ = 117075504. Its totient is φ = 11578752.

The previous prime is 40525853. The next prime is 40525889. The reversal of 40525884 is 48852504.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40525889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80157 + ... + 80660.

Almost surely, 2^40525884 is an apocalyptic number.

It is an amenable number.

40525884 is an abundant number, since it is smaller than the sum of its proper divisors (76549620).

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

40525884 is a wasteful number, since it uses less digits than its factorization.

40525884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160834 (or 160829 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 36.

The square root of 40525884 is about 6365.9943449551. The cubic root of 40525884 is about 343.4874171449.

The spelling of 40525884 in words is "forty million, five hundred twenty-five thousand, eight hundred eighty-four".