53240233 has 8 divisors (see below), whose sum is σ = 54288000. Its totient is φ = 52201968.

The previous prime is 53240221. The next prime is 53240269. The reversal of 53240233 is 33204235.

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

It is a cyclic number.

It is not a de Polignac number, because 53240233 - 2²⁵ = 19685801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53240203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9510 + ... + 14032.

It is an arithmetic number, because the mean of its divisors is an integer number (6786000).

Almost surely, 2^53240233 is an apocalyptic number.

It is an amenable number.

53240233 is a deficient number, since it is larger than the sum of its proper divisors (1047767).

53240233 is a wasteful number, since it uses less digits than its factorization.

53240233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4751.

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 53240233 is about 7296.5905051606. The cubic root of 53240233 is about 376.1952570620.

Adding to 53240233 its reverse (33204235), we get a palindrome (86444468).

The spelling of 53240233 in words is "fifty-three million, two hundred forty thousand, two hundred thirty-three".