56702393 has 4 divisors (see below), whose sum is σ = 61857168. Its totient is φ = 51547620.

The previous prime is 56702369. The next prime is 56702407. The reversal of 56702393 is 39320765.

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.

It is a cyclic number.

It is not a de Polignac number, because 56702393 - 2¹⁰ = 56701369 is a prime.

It is a super-2 number, since 2×56702393² = 6430322743852898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56702323) 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, 2577371 + ... + 2577392.

It is an arithmetic number, because the mean of its divisors is an integer number (15464292).

Almost surely, 2^56702393 is an apocalyptic number.

It is an amenable number.

56702393 is a deficient number, since it is larger than the sum of its proper divisors (5154775).

56702393 is a wasteful number, since it uses less digits than its factorization.

56702393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5154774.

The product of its (nonzero) digits is 34020, while the sum is 35.

The square root of 56702393 is about 7530.0991361336. The cubic root of 56702393 is about 384.1791540515.

The spelling of 56702393 in words is "fifty-six million, seven hundred two thousand, three hundred ninety-three".