918520098 has 16 divisors (see below), whose sum is σ = 1945101600. Its totient is φ = 288163136.

The previous prime is 918520093. The next prime is 918520129. The reversal of 918520098 is 890025819.

It is a happy number.

918520098 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (918520093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4502448 + ... + 4502651.

It is an arithmetic number, because the mean of its divisors is an integer number (121568850).

Almost surely, 2^918520098 is an apocalyptic number.

918520098 is an abundant number, since it is smaller than the sum of its proper divisors (1026581502).

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

918520098 is a wasteful number, since it uses less digits than its factorization.

918520098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9005121.

The product of its (nonzero) digits is 51840, while the sum is 42.

The square root of 918520098 is about 30307.0964957054. The cubic root of 918520098 is about 972.0670477383.

The spelling of 918520098 in words is "nine hundred eighteen million, five hundred twenty thousand, ninety-eight".