2667890530 has 16 divisors (see below), whose sum is σ = 4813301304. Its totient is φ = 1064689920.

The previous prime is 2667890509. The next prime is 2667890569. The reversal of 2667890530 is 350987662.

It can be written as a sum of positive squares in 4 ways, for example, as 697329649 + 1970560881 = 26407^2 + 44391^2 .

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, 303741 + ... + 312400.

Almost surely, 2^2667890530 is an apocalyptic number.

2667890530 is a deficient number, since it is larger than the sum of its proper divisors (2145410774).

2667890530 is a wasteful number, since it uses less digits than its factorization.

2667890530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616581.

The product of its (nonzero) digits is 544320, while the sum is 46.

The square root of 2667890530 is about 51651.6265958779. The cubic root of 2667890530 is about 1386.9346611151.

The spelling of 2667890530 in words is "two billion, six hundred sixty-seven million, eight hundred ninety thousand, five hundred thirty".