2303292138 has 48 divisors (see below), whose sum is σ = 5640729120. Its totient is φ = 623445984.

The previous prime is 2303292127. The next prime is 2303292139. The reversal of 2303292138 is 8312923032.

It is a super-2 number, since 2×2303292138² = 10610309345945222088, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2303292099 and 2303292108.

It is not an unprimeable number, because it can be changed into a prime (2303292139) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 200581 + ... + 211752.

It is an arithmetic number, because the mean of its divisors is an integer number (117515190).

Almost surely, 2^2303292138 is an apocalyptic number.

2303292138 is an abundant number, since it is smaller than the sum of its proper divisors (3337436982).

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

2303292138 is a wasteful number, since it uses less digits than its factorization.

2303292138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412371 (or 412364 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 2303292138 is about 47992.6258710648. The cubic root of 2303292138 is about 1320.6356247759.

The spelling of 2303292138 in words is "two billion, three hundred three million, two hundred ninety-two thousand, one hundred thirty-eight".