59898981 has 4 divisors (see below), whose sum is σ = 79865312. Its totient is φ = 39932652.

The previous prime is 59898953. The next prime is 59898989. The reversal of 59898981 is 18989895.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 59898981 - 2¹⁷ = 59767909 is a prime.

It is a super-2 number, since 2×59898981² = 7175775849676722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (59898989) 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, 9983161 + ... + 9983166.

It is an arithmetic number, because the mean of its divisors is an integer number (19966328).

Almost surely, 2^59898981 is an apocalyptic number.

It is an amenable number.

59898981 is a deficient number, since it is larger than the sum of its proper divisors (19966331).

59898981 is a wasteful number, since it uses less digits than its factorization.

59898981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19966330.

The product of its digits is 1866240, while the sum is 57.

The square root of 59898981 is about 7739.4431970265. The cubic root of 59898981 is about 391.2669318003.

The spelling of 59898981 in words is "fifty-nine million, eight hundred ninety-eight thousand, nine hundred eighty-one".