38444375 has 10 divisors (see below), whose sum is σ = 48040872. Its totient is φ = 30755000.

The previous prime is 38444359. The next prime is 38444381. The reversal of 38444375 is 57344483.

It is not a de Polignac number, because 38444375 - 2⁴ = 38444359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 30131 + ... + 31380.

Almost surely, 2^38444375 is an apocalyptic number.

38444375 is a deficient number, since it is larger than the sum of its proper divisors (9596497).

38444375 is an frugal number, since it uses more digits than its factorization.

38444375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61531 (or 61516 counting only the distinct ones).

The product of its digits is 161280, while the sum is 38.

The square root of 38444375 is about 6200.3528125422. The cubic root of 38444375 is about 337.5029720817.

The spelling of 38444375 in words is "thirty-eight million, four hundred forty-four thousand, three hundred seventy-five".