52190555 has 4 divisors (see below), whose sum is σ = 62628672. Its totient is φ = 41752440.

The previous prime is 52190543. The next prime is 52190569. The reversal of 52190555 is 55509125.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 52190555 - 2⁶ = 52190491 is a prime.

It is a Duffinian 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, 5219051 + ... + 5219060.

It is an arithmetic number, because the mean of its divisors is an integer number (15657168).

Almost surely, 2^52190555 is an apocalyptic number.

52190555 is a deficient number, since it is larger than the sum of its proper divisors (10438117).

52190555 is a wasteful number, since it uses less digits than its factorization.

52190555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10438116.

The product of its (nonzero) digits is 11250, while the sum is 32.

The square root of 52190555 is about 7224.3030805746. The cubic root of 52190555 is about 373.7064885235.

The spelling of 52190555 in words is "fifty-two million, one hundred ninety thousand, five hundred fifty-five".