26193668 has 24 divisors (see below), whose sum is σ = 48875904. Its totient is φ = 12240000.

The previous prime is 26193613. The next prime is 26193691. The reversal of 26193668 is 86639162.

It is a super-2 number, since 2×26193668² = 1372216486588448, which contains 22 as substring.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 8993 + ... + 11543.

It is an arithmetic number, because the mean of its divisors is an integer number (2036496).

Almost surely, 2^26193668 is an apocalyptic number.

It is an amenable number.

26193668 is a deficient number, since it is larger than the sum of its proper divisors (22682236).

26193668 is a wasteful number, since it uses less digits than its factorization.

26193668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2723 (or 2721 counting only the distinct ones).

The product of its digits is 93312, while the sum is 41.

The square root of 26193668 is about 5117.9749901695. The cubic root of 26193668 is about 296.9833529953.

The spelling of 26193668 in words is "twenty-six million, one hundred ninety-three thousand, six hundred sixty-eight".