53758223 has 4 divisors (see below), whose sum is σ = 53772888. Its totient is φ = 53743560.

The previous prime is 53758219. The next prime is 53758231. The reversal of 53758223 is 32285735.

It is a Cunningham number, because it is equal to 7332²-1.

It is a semiprime because it is the product of two primes, 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 53758223 - 2² = 53758219 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 (53758253) 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, 3665 + ... + 10997.

It is an arithmetic number, because the mean of its divisors is an integer number (13443222).

Almost surely, 2^53758223 is an apocalyptic number.

53758223 is a deficient number, since it is larger than the sum of its proper divisors (14665).

53758223 is an equidigital number, since it uses as much as digits as its factorization.

53758223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14664.

The product of its digits is 50400, while the sum is 35.

The square root of 53758223 is about 7331.9999318058. Note that the first 4 decimals coincide. The cubic root of 53758223 is about 377.4113599756.

The spelling of 53758223 in words is "fifty-three million, seven hundred fifty-eight thousand, two hundred twenty-three".