40044308 has 6 divisors (see below), whose sum is σ = 70077546. Its totient is φ = 20022152.

The previous prime is 40044307. The next prime is 40044313. The reversal of 40044308 is 80344004.

It can be written as a sum of positive squares in only one way, i.e., 33500944 + 6543364 = 5788^2 + 2558^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40044307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005535 + ... + 5005542.

It is an arithmetic number, because the mean of its divisors is an integer number (11679591).

Almost surely, 2^40044308 is an apocalyptic number.

It is an amenable number.

40044308 is a deficient number, since it is larger than the sum of its proper divisors (30033238).

40044308 is a wasteful number, since it uses less digits than its factorization.

40044308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10011081 (or 10011079 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 40044308 is about 6328.0572058097. The cubic root of 40044308 is about 342.1214187624.

The spelling of 40044308 in words is "forty million, forty-four thousand, three hundred eight".