26442069 has 8 divisors (see below), whose sum is σ = 35303520. Its totient is φ = 17604336.

The previous prime is 26442061. The next prime is 26442077. The reversal of 26442069 is 96024462.

It is a happy number.

26442069 is an esthetic number in base 5, because in such base its adjacent digits differ by 1.

It is an interprime number because it is at equal distance from previous prime (26442061) and next prime (26442077).

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

It is not a de Polignac number, because 26442069 - 2³ = 26442061 is a prime.

It is a super-2 number, since 2×26442069² = 1398366026001522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26442061) 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, 3139 + ... + 7920.

It is an arithmetic number, because the mean of its divisors is an integer number (4412940).

Almost surely, 2^26442069 is an apocalyptic number.

It is an amenable number.

26442069 is a deficient number, since it is larger than the sum of its proper divisors (8861451).

26442069 is a wasteful number, since it uses less digits than its factorization.

26442069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11859.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 26442069 is about 5142.1852358701. The cubic root of 26442069 is about 297.9191896853.

The spelling of 26442069 in words is "twenty-six million, four hundred forty-two thousand, sixty-nine".