39044137 has 4 divisors (see below), whose sum is σ = 42593616. Its totient is φ = 35494660.

The previous prime is 39044119. The next prime is 39044153. The reversal of 39044137 is 73144093.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 39044137 - 2⁷ = 39044009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 39044099 and 39044108.

It is not an unprimeable number, because it can be changed into a prime (39042137) 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 3 ways as a sum of consecutive naturals, for example, 1774723 + ... + 1774744.

It is an arithmetic number, because the mean of its divisors is an integer number (10648404).

Almost surely, 2^39044137 is an apocalyptic number.

It is an amenable number.

39044137 is a deficient number, since it is larger than the sum of its proper divisors (3549479).

39044137 is a wasteful number, since it uses less digits than its factorization.

39044137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3549478.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 39044137 is about 6248.5307873131. The cubic root of 39044137 is about 339.2490259002.

The spelling of 39044137 in words is "thirty-nine million, forty-four thousand, one hundred thirty-seven".