2630393 has 8 divisors (see below), whose sum is σ = 2799360. Its totient is φ = 2463040.

The previous prime is 2630389. The next prime is 2630399. The reversal of 2630393 is 3930362.

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 2630393 - 2² = 2630389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2630399) 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, 5888 + ... + 6318.

It is an arithmetic number, because the mean of its divisors is an integer number (349920).

2^2630393 is an apocalyptic number.

It is an amenable number.

2630393 is a deficient number, since it is larger than the sum of its proper divisors (168967).

2630393 is a wasteful number, since it uses less digits than its factorization.

2630393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807.

The product of its (nonzero) digits is 2916, while the sum is 26.

The square root of 2630393 is about 1621.8486365873. The cubic root of 2630393 is about 138.0406132652.

The spelling of 2630393 in words is "two million, six hundred thirty thousand, three hundred ninety-three".