53028699 has 4 divisors (see below), whose sum is σ = 70704936. Its totient is φ = 35352464.

The previous prime is 53028697. The next prime is 53028707. The reversal of 53028699 is 99682035.

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

It is a cyclic number.

It is not a de Polignac number, because 53028699 - 2¹ = 53028697 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53028699.

It is not an unprimeable number, because it can be changed into a prime (53028697) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8838114 + ... + 8838119.

It is an arithmetic number, because the mean of its divisors is an integer number (17676234).

Almost surely, 2^53028699 is an apocalyptic number.

53028699 is a deficient number, since it is larger than the sum of its proper divisors (17676237).

53028699 is a wasteful number, since it uses less digits than its factorization.

53028699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17676236.

The product of its (nonzero) digits is 116640, while the sum is 42.

The square root of 53028699 is about 7282.0806779381. The cubic root of 53028699 is about 375.6963629648.

The spelling of 53028699 in words is "fifty-three million, twenty-eight thousand, six hundred ninety-nine".