53333345 has 16 divisors (see below), whose sum is σ = 70096320. Its totient is φ = 38714304.

The previous prime is 53333321. The next prime is 53333347. The reversal of 53333345 is 54333335.

It is a cyclic number.

It is not a de Polignac number, because 53333345 - 2⁶ = 53333281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53333347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3119 + ... + 10788.

It is an arithmetic number, because the mean of its divisors is an integer number (4381020).

Almost surely, 2^53333345 is an apocalyptic number.

It is an amenable number.

53333345 is a deficient number, since it is larger than the sum of its proper divisors (16762975).

53333345 is a wasteful number, since it uses less digits than its factorization.

53333345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13984.

The product of its digits is 24300, while the sum is 29.

The square root of 53333345 is about 7302.9682321642. The cubic root of 53333345 is about 376.4144389993.

The spelling of 53333345 in words is "fifty-three million, three hundred thirty-three thousand, three hundred forty-five".