53342405 has 16 divisors (see below), whose sum is σ = 70312320. Its totient is φ = 38668608.

The previous prime is 53342383. The next prime is 53342437. The reversal of 53342405 is 50424335.

It is a cyclic number.

It is not a de Polignac number, because 53342405 - 2²² = 49148101 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10022 + ... + 14391.

It is an arithmetic number, because the mean of its divisors is an integer number (4394520).

Almost surely, 2^53342405 is an apocalyptic number.

It is an amenable number.

53342405 is a deficient number, since it is larger than the sum of its proper divisors (16969915).

53342405 is a wasteful number, since it uses less digits than its factorization.

53342405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24460.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 53342405 is about 7303.5885015518. The cubic root of 53342405 is about 376.4357522554.

The spelling of 53342405 in words is "fifty-three million, three hundred forty-two thousand, four hundred five".