38315244 has 48 divisors (see below), whose sum is σ = 98461440. Its totient is φ = 11499840.

The previous prime is 38315231. The next prime is 38315257. The reversal of 38315244 is 44251383.

It is an interprime number because it is at equal distance from previous prime (38315231) and next prime (38315257).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13057 + ... + 15719.

It is an arithmetic number, because the mean of its divisors is an integer number (2051280).

Almost surely, 2^38315244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38315244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49230720).

38315244 is an abundant number, since it is smaller than the sum of its proper divisors (60146196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38315244 is a wasteful number, since it uses less digits than its factorization.

38315244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2790 (or 2788 counting only the distinct ones).

The product of its digits is 11520, while the sum is 30.

The square root of 38315244 is about 6189.9308558335. The cubic root of 38315244 is about 337.1246680725.

The spelling of 38315244 in words is "thirty-eight million, three hundred fifteen thousand, two hundred forty-four".