53516469 has 8 divisors (see below), whose sum is σ = 74457792. Its totient is φ = 34126400.

The previous prime is 53516453. The next prime is 53516497. The reversal of 53516469 is 96461535.

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 53516469 - 2⁴ = 53516453 is a prime.

It is a super-2 number, since 2×53516469² = 5728024908455922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53516069) 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, 387732 + ... + 387869.

It is an arithmetic number, because the mean of its divisors is an integer number (9307224).

Almost surely, 2^53516469 is an apocalyptic number.

It is an amenable number.

53516469 is a deficient number, since it is larger than the sum of its proper divisors (20941323).

53516469 is a wasteful number, since it uses less digits than its factorization.

53516469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 775627.

The product of its digits is 97200, while the sum is 39.

The square root of 53516469 is about 7315.4951302014. The cubic root of 53516469 is about 376.8447625001.

The spelling of 53516469 in words is "fifty-three million, five hundred sixteen thousand, four hundred sixty-nine".