3163428731 has 8 divisors (see below), whose sum is σ = 3525803280. Its totient is φ = 2820642048.

The previous prime is 3163428703. The next prime is 3163428733. The reversal of 3163428731 is 1378243613.

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

It is a cyclic number.

It is not a de Polignac number, because 3163428731 - 2²⁶ = 3096319867 is a prime.

It is a super-2 number, since 2×3163428731² = 20014562672232540722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3163428733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4896626 + ... + 4897271.

It is an arithmetic number, because the mean of its divisors is an integer number (440725410).

Almost surely, 2^3163428731 is an apocalyptic number.

3163428731 is a deficient number, since it is larger than the sum of its proper divisors (362374549).

3163428731 is a wasteful number, since it uses less digits than its factorization.

3163428731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9793933.

The product of its digits is 72576, while the sum is 38.

The square root of 3163428731 is about 56244.3662156487. The cubic root of 3163428731 is about 1467.9773392684.

The spelling of 3163428731 in words is "three billion, one hundred sixty-three million, four hundred twenty-eight thousand, seven hundred thirty-one".