39421244 has 6 divisors (see below), whose sum is σ = 68987184. Its totient is φ = 19710620.

The previous prime is 39421229. The next prime is 39421253. The reversal of 39421244 is 44212493.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4927652 + ... + 4927659.

It is an arithmetic number, because the mean of its divisors is an integer number (11497864).

Almost surely, 2^39421244 is an apocalyptic number.

It is an amenable number.

39421244 is a deficient number, since it is larger than the sum of its proper divisors (29565940).

39421244 is a wasteful number, since it uses less digits than its factorization.

39421244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9855315 (or 9855313 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 39421244 is about 6278.6339278541. The cubic root of 39421244 is about 340.3377382152.

The spelling of 39421244 in words is "thirty-nine million, four hundred twenty-one thousand, two hundred forty-four".