2269423257 has 8 divisors (see below), whose sum is σ = 3026181984. Its totient is φ = 1512806688.

The previous prime is 2269423253. The next prime is 2269423301. The reversal of 2269423257 is 7523249622.

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

It is not a de Polignac number, because 2269423257 - 2² = 2269423253 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2269423253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10078 + ... + 68120.

It is an arithmetic number, because the mean of its divisors is an integer number (378272748).

Almost surely, 2^2269423257 is an apocalyptic number.

It is an amenable number.

2269423257 is a deficient number, since it is larger than the sum of its proper divisors (756758727).

2269423257 is a wasteful number, since it uses less digits than its factorization.

2269423257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71079.

The product of its digits is 362880, while the sum is 42.

The square root of 2269423257 is about 47638.4640495472. The cubic root of 2269423257 is about 1314.1305161230.

The spelling of 2269423257 in words is "two billion, two hundred sixty-nine million, four hundred twenty-three thousand, two hundred fifty-seven".