53223578 has 8 divisors (see below), whose sum is σ = 79980372. Its totient is φ = 26563456.

The previous prime is 53223563. The next prime is 53223589. The reversal of 53223578 is 87532235.

It can be written as a sum of positive squares in 2 ways, for example, as 52085089 + 1138489 = 7217^2 + 1067^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22775 + ... + 25002.

Almost surely, 2^53223578 is an apocalyptic number.

53223578 is a deficient number, since it is larger than the sum of its proper divisors (26756794).

53223578 is a wasteful number, since it uses less digits than its factorization.

53223578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48336.

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

The square root of 53223578 is about 7295.4491294231. The cubic root of 53223578 is about 376.1560249180.

The spelling of 53223578 in words is "fifty-three million, two hundred twenty-three thousand, five hundred seventy-eight".