26833481 has 2 divisors, whose sum is σ = 26833482. Its totient is φ = 26833480.

The previous prime is 26833459. The next prime is 26833489. The reversal of 26833481 is 18433862.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25603600 + 1229881 = 5060^2 + 1109^2 .

It is a cyclic number.

It is not a de Polignac number, because 26833481 - 2¹⁰ = 26832457 is a prime.

It is a super-2 number, since 2×26833481² = 1440071405154722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (26833489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13416740 + 13416741.

It is an arithmetic number, because the mean of its divisors is an integer number (13416741).

Almost surely, 2^26833481 is an apocalyptic number.

It is an amenable number.

26833481 is a deficient number, since it is larger than the sum of its proper divisors (1).

26833481 is an equidigital number, since it uses as much as digits as its factorization.

26833481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648, while the sum is 35.

The square root of 26833481 is about 5180.1043425784. The cubic root of 26833481 is about 299.3819907189.

The spelling of 26833481 in words is "twenty-six million, eight hundred thirty-three thousand, four hundred eighty-one".