56506193 has 12 divisors (see below), whose sum is σ = 59458560. Its totient is φ = 53694696.

The previous prime is 56506169. The next prime is 56506217. The reversal of 56506193 is 39160565.

It is an interprime number because it is at equal distance from previous prime (56506169) and next prime (56506217).

It is not a de Polignac number, because 56506193 - 2¹² = 56502097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (56506103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 117728 + ... + 118206.

It is an arithmetic number, because the mean of its divisors is an integer number (4954880).

Almost surely, 2^56506193 is an apocalyptic number.

It is an amenable number.

56506193 is a deficient number, since it is larger than the sum of its proper divisors (2952367).

56506193 is a wasteful number, since it uses less digits than its factorization.

56506193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748 (or 725 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 35.

The square root of 56506193 is about 7517.0601301307. The cubic root of 56506193 is about 383.7355334126.

The spelling of 56506193 in words is "fifty-six million, five hundred six thousand, one hundred ninety-three".