98765220 has 48 divisors (see below), whose sum is σ = 288570240. Its totient is φ = 25191936.

The previous prime is 98765209. The next prime is 98765221. The reversal of 98765220 is 2256789.

It is a happy number.

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (98765221) 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, 34405 + ... + 37164.

It is an arithmetic number, because the mean of its divisors is an integer number (6011880).

Almost surely, 2^98765220 is an apocalyptic number.

It is an amenable number.

98765220 is an abundant number, since it is smaller than the sum of its proper divisors (189805020).

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

98765220 is a wasteful number, since it uses less digits than its factorization.

98765220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71604 (or 71602 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 98765220 is about 9938.0692289800. The cubic root of 98765220 is about 462.2405186794.

The spelling of 98765220 in words is "ninety-eight million, seven hundred sixty-five thousand, two hundred twenty".