3890774217 has 16 divisors (see below), whose sum is σ = 5715345600. Its totient is φ = 2334696000.

The previous prime is 3890774201. The next prime is 3890774233. The reversal of 3890774217 is 7124770983.

It is an interprime number because it is at equal distance from previous prime (3890774201) and next prime (3890774233).

It is not a de Polignac number, because 3890774217 - 2⁴ = 3890774201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3890774617) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 580342 + ... + 587007.

It is an arithmetic number, because the mean of its divisors is an integer number (357209100).

Almost surely, 2^3890774217 is an apocalyptic number.

It is an amenable number.

3890774217 is a deficient number, since it is larger than the sum of its proper divisors (1824571383).

3890774217 is a wasteful number, since it uses less digits than its factorization.

3890774217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1167464.

The product of its (nonzero) digits is 592704, while the sum is 48.

The square root of 3890774217 is about 62376.0708685631. The cubic root of 3890774217 is about 1572.8187447951.

The spelling of 3890774217 in words is "three billion, eight hundred ninety million, seven hundred seventy-four thousand, two hundred seventeen".