40041436 has 24 divisors (see below), whose sum is σ = 76970880. Its totient is φ = 18141552.

The previous prime is 40041389. The next prime is 40041451. The reversal of 40041436 is 63414004.

It is a happy number.

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, 9706 + ... + 13201.

It is an arithmetic number, because the mean of its divisors is an integer number (3207120).

Almost surely, 2^40041436 is an apocalyptic number.

40041436 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

40041436 is a deficient number, since it is larger than the sum of its proper divisors (36929444).

40041436 is a wasteful number, since it uses less digits than its factorization.

40041436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22953 (or 22951 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 40041436 is about 6327.8302758529. The cubic root of 40041436 is about 342.1132395209.

The spelling of 40041436 in words is "forty million, forty-one thousand, four hundred thirty-six".