26946644 has 12 divisors (see below), whose sum is σ = 47193300. Its totient is φ = 13462848.

The previous prime is 26946643. The next prime is 26946677. The reversal of 26946644 is 44664962.

It can be written as a sum of positive squares in 2 ways, for example, as 547600 + 26399044 = 740^2 + 5138^2 .

It is a super-2 number, since 2×26946644² = 1452243245725472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26946643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7592 + ... + 10560.

It is an arithmetic number, because the mean of its divisors is an integer number (3932775).

Almost surely, 2^26946644 is an apocalyptic number.

It is an amenable number.

26946644 is a deficient number, since it is larger than the sum of its proper divisors (20246656).

26946644 is a wasteful number, since it uses less digits than its factorization.

26946644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5242 (or 5240 counting only the distinct ones).

The product of its digits is 248832, while the sum is 41.

The square root of 26946644 is about 5191.0157002267. The cubic root of 26946644 is about 299.8022548700.

The spelling of 26946644 in words is "twenty-six million, nine hundred forty-six thousand, six hundred forty-four".