38350018 has 16 divisors (see below), whose sum is σ = 69203520. Its totient is φ = 15570576.

The previous prime is 38350009. The next prime is 38350033. The reversal of 38350018 is 81005383.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71821 + ... + 72352.

It is an arithmetic number, because the mean of its divisors is an integer number (4325220).

Almost surely, 2^38350018 is an apocalyptic number.

38350018 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

38350018 is a deficient number, since it is larger than the sum of its proper divisors (30853502).

38350018 is a wasteful number, since it uses less digits than its factorization.

38350018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144201.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 38350018 is about 6192.7391354715. The cubic root of 38350018 is about 337.2266259985.

The spelling of 38350018 in words is "thirty-eight million, three hundred fifty thousand, eighteen".