26834421 has 8 divisors (see below), whose sum is σ = 35870944. Its totient is φ = 17843760.

The previous prime is 26834419. The next prime is 26834443. The reversal of 26834421 is 12443862.

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

It is not a de Polignac number, because 26834421 - 2¹ = 26834419 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 (26834461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10075 + ... + 12456.

It is an arithmetic number, because the mean of its divisors is an integer number (4483868).

Almost surely, 2^26834421 is an apocalyptic number.

It is an amenable number.

26834421 is a deficient number, since it is larger than the sum of its proper divisors (9036523).

26834421 is a wasteful number, since it uses less digits than its factorization.

26834421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22931.

The product of its digits is 9216, while the sum is 30.

The square root of 26834421 is about 5180.1950735469. The cubic root of 26834421 is about 299.3854865480.

The spelling of 26834421 in words is "twenty-six million, eight hundred thirty-four thousand, four hundred twenty-one".