26963668 has 6 divisors (see below), whose sum is σ = 47186426. Its totient is φ = 13481832.

The previous prime is 26963663. The next prime is 26963693. The reversal of 26963668 is 86636962.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 18507204 + 8456464 = 4302^2 + 2908^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26963663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3370455 + ... + 3370462.

Almost surely, 2^26963668 is an apocalyptic number.

It is an amenable number.

26963668 is a deficient number, since it is larger than the sum of its proper divisors (20222758).

26963668 is a wasteful number, since it uses less digits than its factorization.

26963668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6740921 (or 6740919 counting only the distinct ones).

The product of its digits is 559872, while the sum is 46.

The square root of 26963668 is about 5192.6551974881. The cubic root of 26963668 is about 299.8653766346.

The spelling of 26963668 in words is "twenty-six million, nine hundred sixty-three thousand, six hundred sixty-eight".