3090390 has 32 divisors (see below), whose sum is σ = 7658496. Its totient is φ = 797280.

The previous prime is 3090389. The next prime is 3090397. The reversal of 3090390 is 930903.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 3090390.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 732 + ... + 2591.

It is an arithmetic number, because the mean of its divisors is an integer number (239328).

Almost surely, 2^3090390 is an apocalyptic number.

3090390 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3090390 is an abundant number, since it is smaller than the sum of its proper divisors (4568106).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3090390 is a wasteful number, since it uses less digits than its factorization.

3090390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3364.

The product of its (nonzero) digits is 729, while the sum is 24.

The square root of 3090390 is about 1757.9505112488. The cubic root of 3090390 is about 145.6591473153.

The spelling of 3090390 in words is "three million, ninety thousand, three hundred ninety".