53345469 has 8 divisors (see below), whose sum is σ = 72862272. Its totient is φ = 34696160.

The previous prime is 53345459. The next prime is 53345497. The reversal of 53345469 is 96454335.

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 53345469 - 2⁵ = 53345437 is a prime.

It is a super-2 number, since 2×53345469² = 5691478125659922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53345449) 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, 216729 + ... + 216974.

It is an arithmetic number, because the mean of its divisors is an integer number (9107784).

Almost surely, 2^53345469 is an apocalyptic number.

It is an amenable number.

53345469 is a deficient number, since it is larger than the sum of its proper divisors (19516803).

53345469 is a wasteful number, since it uses less digits than its factorization.

53345469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433747.

The product of its digits is 194400, while the sum is 39.

The square root of 53345469 is about 7303.7982584406. The cubic root of 53345469 is about 376.4429596361.

The spelling of 53345469 in words is "fifty-three million, three hundred forty-five thousand, four hundred sixty-nine".