26313928 has 8 divisors (see below), whose sum is σ = 49338630. Its totient is φ = 13156960.

The previous prime is 26313913. The next prime is 26313953. The reversal of 26313928 is 82931362.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 25826724 + 487204 = 5082^2 + 698^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 26313893 and 26313902.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1644613 + ... + 1644628.

Almost surely, 2^26313928 is an apocalyptic number.

It is an amenable number.

26313928 is a deficient number, since it is larger than the sum of its proper divisors (23024702).

26313928 is a wasteful number, since it uses less digits than its factorization.

26313928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3289247 (or 3289243 counting only the distinct ones).

The product of its digits is 15552, while the sum is 34.

The square root of 26313928 is about 5129.7103232054. The cubic root of 26313928 is about 297.4371611271.

The spelling of 26313928 in words is "twenty-six million, three hundred thirteen thousand, nine hundred twenty-eight".