52403355 has 40 divisors (see below), whose sum is σ = 95971392. Its totient is φ = 27343872.

The previous prime is 52403353. The next prime is 52403383. The reversal of 52403355 is 55330425.

It is not a de Polignac number, because 52403355 - 2¹ = 52403353 is a prime.

It is a super-2 number, since 2×52403355² = 5492223230512050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (52403353) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 17659 + ... + 20411.

Almost surely, 2^52403355 is an apocalyptic number.

52403355 is a deficient number, since it is larger than the sum of its proper divisors (43568037).

52403355 is a wasteful number, since it uses less digits than its factorization.

52403355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2817 (or 2808 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 52403355 is about 7239.0161624353. The cubic root of 52403355 is about 374.2137124908.

The spelling of 52403355 in words is "fifty-two million, four hundred three thousand, three hundred fifty-five".