39144008 has 8 divisors (see below), whose sum is σ = 73395030. Its totient is φ = 19572000.

The previous prime is 39143983. The next prime is 39144011. The reversal of 39144008 is 80044193.

It can be written as a sum of positive squares in only one way, i.e., 22676644 + 16467364 = 4762^2 + 4058^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2446493 + ... + 2446508.

Almost surely, 2^39144008 is an apocalyptic number.

It is an amenable number.

39144008 is a deficient number, since it is larger than the sum of its proper divisors (34251022).

39144008 is a wasteful number, since it uses less digits than its factorization.

39144008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4893007 (or 4893003 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 39144008 is about 6256.5172420445. The cubic root of 39144008 is about 339.5380346550.

The spelling of 39144008 in words is "thirty-nine million, one hundred forty-four thousand, eight".