52394553 has 32 divisors (see below), whose sum is σ = 80438400. Its totient is φ = 33680448.

The previous prime is 52394549. The next prime is 52394569. The reversal of 52394553 is 35549325.

It is not a de Polignac number, because 52394553 - 2² = 52394549 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52394753) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 178675 + ... + 178967.

It is an arithmetic number, because the mean of its divisors is an integer number (2513700).

Almost surely, 2^52394553 is an apocalyptic number.

It is an amenable number.

52394553 is a deficient number, since it is larger than the sum of its proper divisors (28043847).

52394553 is a wasteful number, since it uses less digits than its factorization.

52394553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518 (or 512 counting only the distinct ones).

The product of its digits is 81000, while the sum is 36.

The square root of 52394553 is about 7238.4081813614. The cubic root of 52394553 is about 374.1927595478.

The spelling of 52394553 in words is "fifty-two million, three hundred ninety-four thousand, five hundred fifty-three".