9814210140 has 48 divisors (see below), whose sum is σ = 31405473792. Its totient is φ = 2243247936.

The previous prime is 9814210117. The next prime is 9814210141. The reversal of 9814210140 is 410124189.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 9814210098 and 9814210107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9814210141) 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, 11683164 + ... + 11684003.

It is an arithmetic number, because the mean of its divisors is an integer number (654280704).

Almost surely, 2^9814210140 is an apocalyptic number.

It is an amenable number.

9814210140 is an abundant number, since it is smaller than the sum of its proper divisors (21591263652).

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

9814210140 is a wasteful number, since it uses less digits than its factorization.

9814210140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23367186 (or 23367184 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 9814210140 is about 99066.6954127370. The cubic root of 9814210140 is about 2141.0087930223.

The spelling of 9814210140 in words is "nine billion, eight hundred fourteen million, two hundred ten thousand, one hundred forty".