26897788 has 12 divisors (see below), whose sum is σ = 47113920. Its totient is φ = 13436672.

The previous prime is 26897713. The next prime is 26897803. The reversal of 26897788 is 88779862.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3420 + ... + 8092.

It is an arithmetic number, because the mean of its divisors is an integer number (3926160).

Almost surely, 2^26897788 is an apocalyptic number.

It is an amenable number.

26897788 is a deficient number, since it is larger than the sum of its proper divisors (20216132).

26897788 is a wasteful number, since it uses less digits than its factorization.

26897788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6116 (or 6114 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 55.

The square root of 26897788 is about 5186.3077425082. The cubic root of 26897788 is about 299.6209583301.

The spelling of 26897788 in words is "twenty-six million, eight hundred ninety-seven thousand, seven hundred eighty-eight".