2738730445 has 16 divisors (see below), whose sum is σ = 3603460608. Its totient is φ = 1981685440.

The previous prime is 2738730437. The next prime is 2738730461. The reversal of 2738730445 is 5440378372.

It is not a de Polignac number, because 2738730445 - 2³ = 2738730437 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115549 + ... + 137218.

It is an arithmetic number, because the mean of its divisors is an integer number (225216288).

Almost surely, 2^2738730445 is an apocalyptic number.

It is an amenable number.

2738730445 is a deficient number, since it is larger than the sum of its proper divisors (864730163).

2738730445 is a wasteful number, since it uses less digits than its factorization.

2738730445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252980.

The product of its (nonzero) digits is 564480, while the sum is 43.

The square root of 2738730445 is about 52332.8811073879. The cubic root of 2738730445 is about 1399.1032428900.

The spelling of 2738730445 in words is "two billion, seven hundred thirty-eight million, seven hundred thirty thousand, four hundred forty-five".