53723898 has 24 divisors (see below), whose sum is σ = 120714048. Its totient is φ = 17907804.

The previous prime is 53723897. The next prime is 53723903. The reversal of 53723898 is 89832735.

53723898 is a `hidden beast` number, since 537 + 23 + 8 + 98 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53723897) 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, 54786 + ... + 55757.

It is an arithmetic number, because the mean of its divisors is an integer number (5029752).

Almost surely, 2^53723898 is an apocalyptic number.

53723898 is an abundant number, since it is smaller than the sum of its proper divisors (66990150).

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

53723898 is a wasteful number, since it uses less digits than its factorization.

53723898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110560 (or 110548 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 53723898 is about 7329.6587915127. The cubic root of 53723898 is about 377.3310162788.

The spelling of 53723898 in words is "fifty-three million, seven hundred twenty-three thousand, eight hundred ninety-eight".