2957393 has 4 divisors (see below), whose sum is σ = 2960880. Its totient is φ = 2953908.

The previous prime is 2957389. The next prime is 2957399. The reversal of 2957393 is 3937592.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2957393 - 2² = 2957389 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (2957399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 446 + ... + 2472.

It is an arithmetic number, because the mean of its divisors is an integer number (740220).

2^2957393 is an apocalyptic number.

It is an amenable number.

2957393 is a deficient number, since it is larger than the sum of its proper divisors (3487).

2957393 is a wasteful number, since it uses less digits than its factorization.

2957393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3486.

The product of its digits is 51030, while the sum is 38.

The square root of 2957393 is about 1719.7072425271. The cubic root of 2957393 is about 143.5389219693.

The spelling of 2957393 in words is "two million, nine hundred fifty-seven thousand, three hundred ninety-three".