72898 has 16 divisors (see below), whose sum is σ = 129024. Its totient is φ = 30240.

The previous prime is 72893. The next prime is 72901. The reversal of 72898 is 89827.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 511 + ... + 637.

It is an arithmetic number, because the mean of its divisors is an integer number (8064).

2⁷²⁸⁹⁸ is an apocalyptic number.

72898 is a deficient number, since it is larger than the sum of its proper divisors (56126).

72898 is a wasteful number, since it uses less digits than its factorization.

72898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177.

The product of its digits is 8064, while the sum is 34.

The square root of 72898 is about 269.9962962709. The cubic root of 72898 is about 41.7739174752.

The spelling of 72898 in words is "seventy-two thousand, eight hundred ninety-eight".