26939682 has 192 divisors, whose sum is σ = 81715200. Its totient is φ = 6415200.

The previous prime is 26939657. The next prime is 26939683. The reversal of 26939682 is 28693962.

It is a super-2 number, since 2×26939682² = 1451492932522248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (26939683) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 869007 + ... + 869037.

It is an arithmetic number, because the mean of its divisors is an integer number (425600).

Almost surely, 2^26939682 is an apocalyptic number.

26939682 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 26939682, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40857600).

26939682 is an abundant number, since it is smaller than the sum of its proper divisors (54775518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26939682 is a wasteful number, since it uses less digits than its factorization.

26939682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90 (or 73 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 26939682 is about 5190.3450752334. The cubic root of 26939682 is about 299.7764334347.

The spelling of 26939682 in words is "twenty-six million, nine hundred thirty-nine thousand, six hundred eighty-two".