55463293 has 4 divisors (see below), whose sum is σ = 56165440. Its totient is φ = 54761148.

The previous prime is 55463279. The next prime is 55463311. The reversal of 55463293 is 39236455.

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 an emirpimes, since its reverse is a distinct semiprime: 39236455 = 5 ⋅7847291.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55463293 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 (55463273) 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, 350955 + ... + 351112.

It is an arithmetic number, because the mean of its divisors is an integer number (14041360).

Almost surely, 2^55463293 is an apocalyptic number.

It is an amenable number.

55463293 is a deficient number, since it is larger than the sum of its proper divisors (702147).

55463293 is an equidigital number, since it uses as much as digits as its factorization.

55463293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702146.

The product of its digits is 97200, while the sum is 37.

The square root of 55463293 is about 7447.3681928585. The cubic root of 55463293 is about 381.3600686227.

The spelling of 55463293 in words is "fifty-five million, four hundred sixty-three thousand, two hundred ninety-three".