40709544 has 16 divisors (see below), whose sum is σ = 101773920. Its totient is φ = 13569840.

The previous prime is 40709521. The next prime is 40709551. The reversal of 40709544 is 44590704.

It is a happy number.

40709544 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 848092 + ... + 848139.

It is an arithmetic number, because the mean of its divisors is an integer number (6360870).

Almost surely, 2^40709544 is an apocalyptic number.

It is an amenable number.

40709544 is an abundant number, since it is smaller than the sum of its proper divisors (61064376).

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

40709544 is a wasteful number, since it uses less digits than its factorization.

40709544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1696240 (or 1696236 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 40709544 is about 6380.4031220605. The cubic root of 40709544 is about 344.0055209137.

The spelling of 40709544 in words is "forty million, seven hundred nine thousand, five hundred forty-four".