2749574446 has 4 divisors (see below), whose sum is σ = 4124361672. Its totient is φ = 1374787222.

The previous prime is 2749574411. The next prime is 2749574447. The reversal of 2749574446 is 6444759472.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 2749574393 and 2749574402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2749574447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 687393610 + ... + 687393613.

It is an arithmetic number, because the mean of its divisors is an integer number (1031090418).

Almost surely, 2^2749574446 is an apocalyptic number.

2749574446 is a deficient number, since it is larger than the sum of its proper divisors (1374787226).

2749574446 is a wasteful number, since it uses less digits than its factorization.

2749574446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1374787225.

The product of its digits is 6773760, while the sum is 52.

The square root of 2749574446 is about 52436.3847533371. The cubic root of 2749574446 is about 1400.9473937787.

The spelling of 2749574446 in words is "two billion, seven hundred forty-nine million, five hundred seventy-four thousand, four hundred forty-six".