38770490 has 16 divisors (see below), whose sum is σ = 76131360. Its totient is φ = 14098320.

The previous prime is 38770481. The next prime is 38770531. The reversal of 38770490 is 9407783.

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, 176120 + ... + 176339.

It is an arithmetic number, because the mean of its divisors is an integer number (4758210).

Almost surely, 2^38770490 is an apocalyptic number.

38770490 is a deficient number, since it is larger than the sum of its proper divisors (37360870).

38770490 is a wasteful number, since it uses less digits than its factorization.

38770490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352477.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 38770490 is about 6226.5953778931. The cubic root of 38770490 is about 338.4546069385.

The spelling of 38770490 in words is "thirty-eight million, seven hundred seventy thousand, four hundred ninety".