38172248 has 16 divisors (see below), whose sum is σ = 71897280. Its totient is φ = 18999648.

The previous prime is 38172229. The next prime is 38172269. The reversal of 38172248 is 84227183.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8915 + ... + 12482.

It is an arithmetic number, because the mean of its divisors is an integer number (4493580).

Almost surely, 2^38172248 is an apocalyptic number.

It is an amenable number.

38172248 is a deficient number, since it is larger than the sum of its proper divisors (33725032).

38172248 is a wasteful number, since it uses less digits than its factorization.

38172248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21626 (or 21622 counting only the distinct ones).

The product of its digits is 21504, while the sum is 35.

The square root of 38172248 is about 6178.3693641607. The cubic root of 38172248 is about 336.7047518701.

The spelling of 38172248 in words is "thirty-eight million, one hundred seventy-two thousand, two hundred forty-eight".