26479664 has 10 divisors (see below), whose sum is σ = 51304380. Its totient is φ = 13239824.

The previous prime is 26479657. The next prime is 26479699. The reversal of 26479664 is 46697462.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 827474 + ... + 827505.

It is an arithmetic number, because the mean of its divisors is an integer number (5130438).

Almost surely, 2^26479664 is an apocalyptic number.

It is an amenable number.

26479664 is a deficient number, since it is larger than the sum of its proper divisors (24824716).

26479664 is a wasteful number, since it uses less digits than its factorization.

26479664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1654987 (or 1654981 counting only the distinct ones).

The product of its digits is 435456, while the sum is 44.

The square root of 26479664 is about 5145.8394844768. The cubic root of 26479664 is about 298.0603154042.

The spelling of 26479664 in words is "twenty-six million, four hundred seventy-nine thousand, six hundred sixty-four".