38133320 has 16 divisors (see below), whose sum is σ = 85800060. Its totient is φ = 15253312.

The previous prime is 38133313. The next prime is 38133343. The reversal of 38133320 is 2333183.

It can be written as a sum of positive squares in 2 ways, for example, as 37283236 + 850084 = 6106^2 + 922^2 .

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, 476627 + ... + 476706.

Almost surely, 2^38133320 is an apocalyptic number.

It is an amenable number.

38133320 is an abundant number, since it is smaller than the sum of its proper divisors (47666740).

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

38133320 is a wasteful number, since it uses less digits than its factorization.

38133320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953344 (or 953340 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 38133320 is about 6175.2182147678. The cubic root of 38133320 is about 336.5902559437.

The spelling of 38133320 in words is "thirty-eight million, one hundred thirty-three thousand, three hundred twenty".