53406245 has 16 divisors (see below), whose sum is σ = 68739840. Its totient is φ = 39708864.

The previous prime is 53406233. The next prime is 53406247. The reversal of 53406245 is 54260435.

It is a cyclic number.

It is not a de Polignac number, because 53406245 - 2⁶ = 53406181 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53406247) 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, 269 + ... + 10338.

It is an arithmetic number, because the mean of its divisors is an integer number (4296240).

Almost surely, 2^53406245 is an apocalyptic number.

It is an amenable number.

53406245 is a deficient number, since it is larger than the sum of its proper divisors (15333595).

53406245 is a wasteful number, since it uses less digits than its factorization.

53406245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10684.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 53406245 is about 7307.9576490289. The cubic root of 53406245 is about 376.5858647084.

The spelling of 53406245 in words is "fifty-three million, four hundred six thousand, two hundred forty-five".