53516259 has 12 divisors (see below), whose sum is σ = 78280800. Its totient is φ = 35225424.

The previous prime is 53516249. The next prime is 53516269. The reversal of 53516259 is 95261535.

It is an interprime number because it is at equal distance from previous prime (53516249) and next prime (53516269).

It is not a de Polignac number, because 53516259 - 2⁷ = 53516131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53516249) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36924 + ... + 38345.

It is an arithmetic number, because the mean of its divisors is an integer number (6523400).

Almost surely, 2^53516259 is an apocalyptic number.

53516259 is a deficient number, since it is larger than the sum of its proper divisors (24764541).

53516259 is a wasteful number, since it uses less digits than its factorization.

53516259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75354 (or 75351 counting only the distinct ones).

The product of its digits is 40500, while the sum is 36.

The square root of 53516259 is about 7315.4807770918. The cubic root of 53516259 is about 376.8442695833.

The spelling of 53516259 in words is "fifty-three million, five hundred sixteen thousand, two hundred fifty-nine".