2269139994 has 40 divisors (see below), whose sum is σ = 5546791008. Its totient is φ = 687617640.

The previous prime is 2269139993. The next prime is 2269140007. The reversal of 2269139994 is 4999319622.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 2269139994.

It is not an unprimeable number, because it can be changed into a prime (2269139993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 634902 + ... + 638465.

Almost surely, 2^2269139994 is an apocalyptic number.

2269139994 is an abundant number, since it is smaller than the sum of its proper divisors (3277651014).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2269139994 is a wasteful number, since it uses less digits than its factorization.

2269139994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273392 (or 1273383 counting only the distinct ones).

The product of its digits is 1889568, while the sum is 54.

The square root of 2269139994 is about 47635.4909075156. The cubic root of 2269139994 is about 1314.0758384952.

The spelling of 2269139994 in words is "two billion, two hundred sixty-nine million, one hundred thirty-nine thousand, nine hundred ninety-four".