2670730056 has 80 divisors (see below), whose sum is σ = 7920580140. Its totient is φ = 837872640.

The previous prime is 2670730033. The next prime is 2670730057. The reversal of 2670730056 is 6500370762.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2655753156 + 14976900 = 51534^2 + 3870^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2670730056.

It is not an unprimeable number, because it can be changed into a prime (2670730057) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 110205 + ... + 132236.

Almost surely, 2^2670730056 is an apocalyptic number.

It is an amenable number.

2670730056 is an abundant number, since it is smaller than the sum of its proper divisors (5249850084).

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

2670730056 is a wasteful number, since it uses less digits than its factorization.

2670730056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242476 (or 242463 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 36.

The square root of 2670730056 is about 51679.1065712247. The cubic root of 2670730056 is about 1387.4265404498.

The spelling of 2670730056 in words is "two billion, six hundred seventy million, seven hundred thirty thousand, fifty-six".