2303618940 has 120 divisors (see below), whose sum is σ = 8258941152. Its totient is φ = 526538880.

The previous prime is 2303618939. The next prime is 2303619007. The reversal of 2303618940 is 498163032.

2303618940 is a `hidden beast` number, since 2 + 30 + 3 + 618 + 9 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2303618895 and 2303618904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 90231 + ... + 112910.

Almost surely, 2^2303618940 is an apocalyptic number.

2303618940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2303618940 is an abundant number, since it is smaller than the sum of its proper divisors (5955322212).

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

2303618940 is a wasteful number, since it uses less digits than its factorization.

2303618940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203169 (or 203158 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 2303618940 is about 47996.0304608621. The cubic root of 2303618940 is about 1320.6980811684.

The spelling of 2303618940 in words is "two billion, three hundred three million, six hundred eighteen thousand, nine hundred forty".