2704047145 has 8 divisors (see below), whose sum is σ = 3356748360. Its totient is φ = 2088643200.

The previous prime is 2704047139. The next prime is 2704047161. The reversal of 2704047145 is 5417404072.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 738100224 + 1965946921 = 27168^2 + 44339^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2704047145 - 2⁹ = 2704046633 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2704047145.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9324156 + ... + 9324445.

It is an arithmetic number, because the mean of its divisors is an integer number (419593545).

Almost surely, 2^2704047145 is an apocalyptic number.

It is an amenable number.

2704047145 is a deficient number, since it is larger than the sum of its proper divisors (652701215).

2704047145 is a wasteful number, since it uses less digits than its factorization.

2704047145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18648635.

The product of its (nonzero) digits is 31360, while the sum is 34.

The square root of 2704047145 is about 52000.4533153318. The cubic root of 2704047145 is about 1393.1720502645.

The spelling of 2704047145 in words is "two billion, seven hundred four million, forty-seven thousand, one hundred forty-five".