38740492 has 12 divisors (see below), whose sum is σ = 77481040. Its totient is φ = 16603056.

The previous prime is 38740489. The next prime is 38740523. The reversal of 38740492 is 29404783.

It is a happy number.

38740492 is an admirable number.

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, 691767 + ... + 691822.

Almost surely, 2^38740492 is an apocalyptic number.

It is an amenable number.

38740492 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

38740492 is a wasteful number, since it uses less digits than its factorization.

38740492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1383600 (or 1383598 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 38740492 is about 6224.1860512038. The cubic root of 38740492 is about 338.3672932713.

The spelling of 38740492 in words is "thirty-eight million, seven hundred forty thousand, four hundred ninety-two".