3090393 has 10 divisors (see below), whose sum is σ = 4616634. Its totient is φ = 2060208.

The previous prime is 3090389. The next prime is 3090397. The reversal of 3090393 is 3930903.

It is an interprime number because it is at equal distance from previous prime (3090389) and next prime (3090397).

It can be written as a sum of positive squares in only one way, i.e., 2862864 + 227529 = 1692^2 + 477^2 .

It is not a de Polignac number, because 3090393 - 2² = 3090389 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (3090397) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 18996 + ... + 19157.

Almost surely, 2^3090393 is an apocalyptic number.

It is an amenable number.

3090393 is a deficient number, since it is larger than the sum of its proper divisors (1526241).

3090393 is an equidigital number, since it uses as much as digits as its factorization.

3090393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38165 (or 38156 counting only the distinct ones).

The product of its (nonzero) digits is 2187, while the sum is 27.

The square root of 3090393 is about 1757.9513645150. The cubic root of 3090393 is about 145.6591944482.

The spelling of 3090393 in words is "three million, ninety thousand, three hundred ninety-three".