38002240 has 28 divisors (see below), whose sum is σ = 90493596. Its totient is φ = 15200768.

The previous prime is 38002231. The next prime is 38002303. The reversal of 38002240 is 4220083.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 7354944 + 30647296 = 2712^2 + 5536^2 .

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 3 ways as a sum of consecutive naturals, for example, 59059 + ... + 59698.

Almost surely, 2^38002240 is an apocalyptic number.

It is an amenable number.

38002240 is an abundant number, since it is smaller than the sum of its proper divisors (52491356).

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

38002240 is a wasteful number, since it uses less digits than its factorization.

38002240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118774 (or 118764 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 38002240 is about 6164.5956882832. The cubic root of 38002240 is about 336.2041465369.

The spelling of 38002240 in words is "thirty-eight million, two thousand, two hundred forty".