39244937 has 4 divisors (see below), whose sum is σ = 41310480. Its totient is φ = 37179396.

The previous prime is 39244921. The next prime is 39244951. The reversal of 39244937 is 73944293.

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, and also an emirpimes, since its reverse is a distinct semiprime: 73944293 = 311 ⋅237763.

It is a cyclic number.

It is not a de Polignac number, because 39244937 - 2⁴ = 39244921 is a prime.

It is a Duffinian number.

It is a zygodrome in base 8.

It is a junction number, because it is equal to n+sod(n) for n = 39244894 and 39244903.

It is not an unprimeable number, because it can be changed into a prime (39244967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1032743 + ... + 1032780.

It is an arithmetic number, because the mean of its divisors is an integer number (10327620).

Almost surely, 2^39244937 is an apocalyptic number.

It is an amenable number.

39244937 is a deficient number, since it is larger than the sum of its proper divisors (2065543).

39244937 is a wasteful number, since it uses less digits than its factorization.

39244937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2065542.

The product of its digits is 163296, while the sum is 41.

The square root of 39244937 is about 6264.5779586497. The cubic root of 39244937 is about 339.8296060847.

The spelling of 39244937 in words is "thirty-nine million, two hundred forty-four thousand, nine hundred thirty-seven".