2273243902 has 4 divisors (see below), whose sum is σ = 3409865856. Its totient is φ = 1136621950.

The previous prime is 2273243897. The next prime is 2273243911. The reversal of 2273243902 is 2093423722.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568310974 + ... + 568310977.

It is an arithmetic number, because the mean of its divisors is an integer number (852466464).

Almost surely, 2^2273243902 is an apocalyptic number.

2273243902 is a deficient number, since it is larger than the sum of its proper divisors (1136621954).

2273243902 is a wasteful number, since it uses less digits than its factorization.

2273243902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136621953.

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 2273243902 is about 47678.5476079127. The cubic root of 2273243902 is about 1314.8675625995.

The spelling of 2273243902 in words is "two billion, two hundred seventy-three million, two hundred forty-three thousand, nine hundred two".