53314645 has 8 divisors (see below), whose sum is σ = 64181304. Its totient is φ = 42515904.

The previous prime is 53314633. The next prime is 53314691. The reversal of 53314645 is 54641335.

53314645 = T₅₀ + T₅₁ + ... + T₆₈₃.

It can be written as a sum of positive squares in 4 ways, for example, as 2292196 + 51022449 = 1514^2 + 7143^2 .

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 53314645 - 2⁷ = 53314517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15234 + ... + 18403.

It is an arithmetic number, because the mean of its divisors is an integer number (8022663).

Almost surely, 2^53314645 is an apocalyptic number.

It is an amenable number.

53314645 is a deficient number, since it is larger than the sum of its proper divisors (10866659).

53314645 is a wasteful number, since it uses less digits than its factorization.

53314645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33959.

The product of its digits is 21600, while the sum is 31.

The square root of 53314645 is about 7301.6878185800. The cubic root of 53314645 is about 376.3704404286.

The spelling of 53314645 in words is "fifty-three million, three hundred fourteen thousand, six hundred forty-five".