2830394 has 16 divisors (see below), whose sum is σ = 4971456. Its totient is φ = 1183200.

The previous prime is 2830391. The next prime is 2830397. The reversal of 2830394 is 4930382.

It is an interprime number because it is at equal distance from previous prime (2830391) and next prime (2830397).

It is a super-2 number, since 2×2830394² = 16022260390472, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2830391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1892 + ... + 3039.

It is an arithmetic number, because the mean of its divisors is an integer number (310716).

2^2830394 is an apocalyptic number.

2830394 is a deficient number, since it is larger than the sum of its proper divisors (2141062).

2830394 is a wasteful number, since it uses less digits than its factorization.

2830394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4981.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 2830394 is about 1682.3774843952. The cubic root of 2830394 is about 141.4541298958.

The spelling of 2830394 in words is "two million, eight hundred thirty thousand, three hundred ninety-four".