53718867 has 12 divisors (see below), whose sum is σ = 77688624. Its totient is φ = 35768880.

The previous prime is 53718859. The next prime is 53718883. The reversal of 53718867 is 76881735.

It is not a de Polignac number, because 53718867 - 2³ = 53718859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53718167) 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, 5298 + ... + 11640.

It is an arithmetic number, because the mean of its divisors is an integer number (6474052).

Almost surely, 2^53718867 is an apocalyptic number.

53718867 is a deficient number, since it is larger than the sum of its proper divisors (23969757).

53718867 is a wasteful number, since it uses less digits than its factorization.

53718867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7290 (or 7287 counting only the distinct ones).

The product of its digits is 282240, while the sum is 45.

The square root of 53718867 is about 7329.3155887845. The cubic root of 53718867 is about 377.3192374635.

The spelling of 53718867 in words is "fifty-three million, seven hundred eighteen thousand, eight hundred sixty-seven".