26996679 has 16 divisors (see below), whose sum is σ = 40080640. Its totient is φ = 17959320.

The previous prime is 26996677. The next prime is 26996681. The reversal of 26996679 is 97669962.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (26996677) and next prime (26996681).

It is not a de Polignac number, because 26996679 - 2¹ = 26996677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26996677) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17934 + ... + 19380.

It is an arithmetic number, because the mean of its divisors is an integer number (2505040).

Almost surely, 2^26996679 is an apocalyptic number.

26996679 is a deficient number, since it is larger than the sum of its proper divisors (13083961).

26996679 is a wasteful number, since it uses less digits than its factorization.

26996679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2147 (or 2141 counting only the distinct ones).

The product of its digits is 2204496, while the sum is 54.

The square root of 26996679 is about 5195.8328495055. The cubic root of 26996679 is about 299.9876994957.

The spelling of 26996679 in words is "twenty-six million, nine hundred ninety-six thousand, six hundred seventy-nine".