38637242 has 8 divisors (see below), whose sum is σ = 66235296. Its totient is φ = 16558812.

The previous prime is 38637239. The next prime is 38637307. The reversal of 38637242 is 24273683.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 1379888 + ... + 1379915.

It is an arithmetic number, because the mean of its divisors is an integer number (8279412).

Almost surely, 2^38637242 is an apocalyptic number.

38637242 is a deficient number, since it is larger than the sum of its proper divisors (27598054).

38637242 is a wasteful number, since it uses less digits than its factorization.

38637242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2759812.

The product of its digits is 48384, while the sum is 35.

The square root of 38637242 is about 6215.8862602207. The cubic root of 38637242 is about 338.0664236950.

The spelling of 38637242 in words is "thirty-eight million, six hundred thirty-seven thousand, two hundred forty-two".