98621237 has 16 divisors (see below), whose sum is σ = 116157888. Its totient is φ = 82548480.

The previous prime is 98621227. The next prime is 98621293. The reversal of 98621237 is 73212689.

It is a cyclic number.

It is not a de Polignac number, because 98621237 - 2⁴ = 98621221 is a prime.

It is a super-2 number, since 2×98621237² = 19452296774820338, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 98621237.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98621207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84218 + ... + 85380.

It is an arithmetic number, because the mean of its divisors is an integer number (7259868).

Almost surely, 2^98621237 is an apocalyptic number.

It is an amenable number.

98621237 is a deficient number, since it is larger than the sum of its proper divisors (17536651).

98621237 is a wasteful number, since it uses less digits than its factorization.

98621237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1780.

The product of its digits is 36288, while the sum is 38.

The square root of 98621237 is about 9930.8225741879. The cubic root of 98621237 is about 462.0157865835.

The spelling of 98621237 in words is "ninety-eight million, six hundred twenty-one thousand, two hundred thirty-seven".