26022664 has 8 divisors (see below), whose sum is σ = 48792510. Its totient is φ = 13011328.

The previous prime is 26022643. The next prime is 26022691. The reversal of 26022664 is 46622062.

It can be written as a sum of positive squares in only one way, i.e., 19980900 + 6041764 = 4470^2 + 2458^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1626409 + ... + 1626424.

Almost surely, 2^26022664 is an apocalyptic number.

It is an amenable number.

26022664 is a deficient number, since it is larger than the sum of its proper divisors (22769846).

26022664 is a wasteful number, since it uses less digits than its factorization.

26022664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3252839 (or 3252835 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 26022664 is about 5101.2414175375. The cubic root of 26022664 is about 296.3356613424.

The spelling of 26022664 in words is "twenty-six million, twenty-two thousand, six hundred sixty-four".