2265668402 has 8 divisors (see below), whose sum is σ = 3405876012. Its totient is φ = 1130376400.

The previous prime is 2265668401. The next prime is 2265668407. The reversal of 2265668402 is 2048665622.

It can be written as a sum of positive squares in 2 ways, for example, as 2263761241 + 1907161 = 47579^2 + 1381^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2265668402.

It is not an unprimeable number, because it can be changed into a prime (2265668401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1227749 + ... + 1229592.

Almost surely, 2^2265668402 is an apocalyptic number.

2265668402 is a deficient number, since it is larger than the sum of its proper divisors (1140207610).

2265668402 is a wasteful number, since it uses less digits than its factorization.

2265668402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2457804.

The product of its (nonzero) digits is 276480, while the sum is 41.

The square root of 2265668402 is about 47599.0378264099. The cubic root of 2265668402 is about 1313.4053548732.

The spelling of 2265668402 in words is "two billion, two hundred sixty-five million, six hundred sixty-eight thousand, four hundred two".