3796831221 has 32 divisors (see below), whose sum is σ = 5498979840. Its totient is φ = 2321120256.

The previous prime is 3796831219. The next prime is 3796831223. The reversal of 3796831221 is 1221386973.

It is an interprime number because it is at equal distance from previous prime (3796831219) and next prime (3796831223).

It is not a de Polignac number, because 3796831221 - 2¹ = 3796831219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3796831223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 545455 + ... + 552371.

It is an arithmetic number, because the mean of its divisors is an integer number (171843120).

Almost surely, 2^3796831221 is an apocalyptic number.

It is an amenable number.

3796831221 is a deficient number, since it is larger than the sum of its proper divisors (1702148619).

3796831221 is a wasteful number, since it uses less digits than its factorization.

3796831221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7213.

The product of its digits is 108864, while the sum is 42.

The square root of 3796831221 is about 61618.4324776280. The cubic root of 3796831221 is about 1560.0568712830.

The spelling of 3796831221 in words is "three billion, seven hundred ninety-six million, eight hundred thirty-one thousand, two hundred twenty-one".