26856772 has 6 divisors (see below), whose sum is σ = 46999358. Its totient is φ = 13428384.

The previous prime is 26856769. The next prime is 26856779. The reversal of 26856772 is 27765862.

It can be written as a sum of positive squares in only one way, i.e., 21399876 + 5456896 = 4626^2 + 2336^2 .

It is not an unprimeable number, because it can be changed into a prime (26856779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3357093 + ... + 3357100.

Almost surely, 2^26856772 is an apocalyptic number.

It is an amenable number.

26856772 is a deficient number, since it is larger than the sum of its proper divisors (20142586).

26856772 is a wasteful number, since it uses less digits than its factorization.

26856772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6714197 (or 6714195 counting only the distinct ones).

The product of its digits is 282240, while the sum is 43.

The square root of 26856772 is about 5182.3519756960. The cubic root of 26856772 is about 299.4685851426.

The spelling of 26856772 in words is "twenty-six million, eight hundred fifty-six thousand, seven hundred seventy-two".