26968642 has 8 divisors (see below), whose sum is σ = 40553100. Its totient is φ = 13450944.

The previous prime is 26968633. The next prime is 26968651. The reversal of 26968642 is 24686962.

It is an interprime number because it is at equal distance from previous prime (26968633) and next prime (26968651).

It can be written as a sum of positive squares in 2 ways, for example, as 26101881 + 866761 = 5109^2 + 931^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 15667 + ... + 17302.

Almost surely, 2^26968642 is an apocalyptic number.

26968642 is a deficient number, since it is larger than the sum of its proper divisors (13584458).

26968642 is a wasteful number, since it uses less digits than its factorization.

26968642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33380.

The product of its digits is 248832, while the sum is 43.

The square root of 26968642 is about 5193.1341211257. The cubic root of 26968642 is about 299.8838142680.

The spelling of 26968642 in words is "twenty-six million, nine hundred sixty-eight thousand, six hundred forty-two".