2269571428 has 12 divisors (see below), whose sum is σ = 4000324720. Its totient is φ = 1126621512.

The previous prime is 2269571419. The next prime is 2269571461. The reversal of 2269571428 is 8241759622.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2040426 + ... + 2041537.

Almost surely, 2^2269571428 is an apocalyptic number.

It is an amenable number.

2269571428 is a deficient number, since it is larger than the sum of its proper divisors (1730753292).

2269571428 is a wasteful number, since it uses less digits than its factorization.

2269571428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4082106 (or 4082104 counting only the distinct ones).

The product of its digits is 483840, while the sum is 46.

The square root of 2269571428 is about 47640.0191855545. The cubic root of 2269571428 is about 1314.1591154297.

The spelling of 2269571428 in words is "two billion, two hundred sixty-nine million, five hundred seventy-one thousand, four hundred twenty-eight".