38313250 has 32 divisors (see below), whose sum is σ = 72094464. Its totient is φ = 15246000.

The previous prime is 38313227. The next prime is 38313251. The reversal of 38313250 is 5231383.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (38313251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82519 + ... + 82981.

It is an arithmetic number, because the mean of its divisors is an integer number (2252952).

Almost surely, 2^38313250 is an apocalyptic number.

38313250 is a deficient number, since it is larger than the sum of its proper divisors (33781214).

38313250 is a wasteful number, since it uses less digits than its factorization.

38313250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 811 (or 801 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 38313250 is about 6189.7697857029. The cubic root of 38313250 is about 337.1188197627.

The spelling of 38313250 in words is "thirty-eight million, three hundred thirteen thousand, two hundred fifty".