38780492 has 12 divisors (see below), whose sum is σ = 67944576. Its totient is φ = 19367760.

The previous prime is 38780491. The next prime is 38780509. The reversal of 38780492 is 29408783.

It is not an unprimeable number, because it can be changed into a prime (38780491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1388 + ... + 8915.

It is an arithmetic number, because the mean of its divisors is an integer number (5662048).

Almost surely, 2^38780492 is an apocalyptic number.

It is an amenable number.

38780492 is a deficient number, since it is larger than the sum of its proper divisors (29164084).

38780492 is a wasteful number, since it uses less digits than its factorization.

38780492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11248 (or 11246 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 38780492 is about 6227.3984937532. The cubic root of 38780492 is about 338.4837092438.

The spelling of 38780492 in words is "thirty-eight million, seven hundred eighty thousand, four hundred ninety-two".