53958265 has 4 divisors (see below), whose sum is σ = 64749924. Its totient is φ = 43166608.

The previous prime is 53958251. The next prime is 53958277. The reversal of 53958265 is 56285935.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 21650409 + 32307856 = 4653^2 + 5684^2 .

It is a cyclic number.

It is not a de Polignac number, because 53958265 - 2⁷ = 53958137 is a prime.

It is a super-2 number, since 2×53958265² = 5822988723620450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5395822 + ... + 5395831.

It is an arithmetic number, because the mean of its divisors is an integer number (16187481).

Almost surely, 2^53958265 is an apocalyptic number.

It is an amenable number.

53958265 is a deficient number, since it is larger than the sum of its proper divisors (10791659).

53958265 is a wasteful number, since it uses less digits than its factorization.

53958265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10791658.

The product of its digits is 324000, while the sum is 43.

The square root of 53958265 is about 7345.6289723890. The cubic root of 53958265 is about 377.8789143066.

The spelling of 53958265 in words is "fifty-three million, nine hundred fifty-eight thousand, two hundred sixty-five".