2669428436 has 12 divisors (see below), whose sum is σ = 4673907840. Its totient is φ = 1334026200.

The previous prime is 2669428429. The next prime is 2669428439. The reversal of 2669428436 is 6348249662.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2669428439) 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, 163226 + ... + 178833.

It is an arithmetic number, because the mean of its divisors is an integer number (389492320).

Almost surely, 2^2669428436 is an apocalyptic number.

It is an amenable number.

2669428436 is a deficient number, since it is larger than the sum of its proper divisors (2004479404).

2669428436 is a wasteful number, since it uses less digits than its factorization.

2669428436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344014 (or 344012 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 50.

The square root of 2669428436 is about 51666.5117460043. The cubic root of 2669428436 is about 1387.2011095061.

The spelling of 2669428436 in words is "two billion, six hundred sixty-nine million, four hundred twenty-eight thousand, four hundred thirty-six".