2693064394 has 4 divisors (see below), whose sum is σ = 4039596594. Its totient is φ = 1346532196.

The previous prime is 2693064391. The next prime is 2693064403. The reversal of 2693064394 is 4934603962.

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

It can be written as a sum of positive squares in only one way, i.e., 2618880625 + 74183769 = 51175^2 + 8613^2 .

It is not an unprimeable number, because it can be changed into a prime (2693064391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 673266097 + ... + 673266100.

Almost surely, 2^2693064394 is an apocalyptic number.

2693064394 is a deficient number, since it is larger than the sum of its proper divisors (1346532200).

2693064394 is a wasteful number, since it uses less digits than its factorization.

2693064394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346532199.

The product of its (nonzero) digits is 839808, while the sum is 46.

The square root of 2693064394 is about 51894.7434139528. The cubic root of 2693064394 is about 1391.2833228508.

The spelling of 2693064394 in words is "two billion, six hundred ninety-three million, sixty-four thousand, three hundred ninety-four".