53798820 has 24 divisors (see below), whose sum is σ = 150636864. Its totient is φ = 14346336.

The previous prime is 53798813. The next prime is 53798827. The reversal of 53798820 is 2889735.

It is an interprime number because it is at equal distance from previous prime (53798813) and next prime (53798827).

It is not an unprimeable number, because it can be changed into a prime (53798827) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 448264 + ... + 448383.

It is an arithmetic number, because the mean of its divisors is an integer number (6276536).

Almost surely, 2^53798820 is an apocalyptic number.

It is an amenable number.

53798820 is an abundant number, since it is smaller than the sum of its proper divisors (96838044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53798820 is a wasteful number, since it uses less digits than its factorization.

53798820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896659 (or 896657 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 42.

The square root of 53798820 is about 7334.7678899881. The cubic root of 53798820 is about 377.5063402587.

The spelling of 53798820 in words is "fifty-three million, seven hundred ninety-eight thousand, eight hundred twenty".