2269749051 has 12 divisors (see below), whose sum is σ = 3348282912. Its totient is φ = 1480970736.

The previous prime is 2269749049. The next prime is 2269749143. The reversal of 2269749051 is 1509479622.

2269749051 is a `hidden beast` number, since 2 + 26 + 97 + 490 + 51 = 666.

It is not a de Polignac number, because 2269749051 - 2¹ = 2269749049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2269748988 and 2269749006.

It is not an unprimeable number, because it can be changed into a prime (2269749451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2682496 + ... + 2683341.

It is an arithmetic number, because the mean of its divisors is an integer number (279023576).

Almost surely, 2^2269749051 is an apocalyptic number.

2269749051 is a deficient number, since it is larger than the sum of its proper divisors (1078533861).

2269749051 is a wasteful number, since it uses less digits than its factorization.

2269749051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5365890 (or 5365887 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 2269749051 is about 47641.8833695730. The cubic root of 2269749051 is about 1314.1933977899.

The spelling of 2269749051 in words is "two billion, two hundred sixty-nine million, seven hundred forty-nine thousand, fifty-one".