3792881 has 8 divisors (see below), whose sum is σ = 4051200. Its totient is φ = 3543120.

The previous prime is 3792871. The next prime is 3792883. The reversal of 3792881 is 1882973.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3792881 is a prime.

It is a super-2 number, since 2×3792881² = 28771892560322, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3792883) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1211 + ... + 3008.

It is an arithmetic number, because the mean of its divisors is an integer number (506400).

Almost surely, 2^3792881 is an apocalyptic number.

3792881 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3792881 is a deficient number, since it is larger than the sum of its proper divisors (258319).

3792881 is a wasteful number, since it uses less digits than its factorization.

3792881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4279.

The product of its digits is 24192, while the sum is 38.

The square root of 3792881 is about 1947.5320279780. The cubic root of 3792881 is about 155.9515656125.

The spelling of 3792881 in words is "three million, seven hundred ninety-two thousand, eight hundred eighty-one".