26243155 has 16 divisors (see below), whose sum is σ = 34058880. Its totient is φ = 19336192.

The previous prime is 26243117. The next prime is 26243179. The reversal of 26243155 is 55134262.

It is a cyclic number.

It is not a de Polignac number, because 26243155 - 2¹³ = 26234963 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 711 + ... + 7279.

It is an arithmetic number, because the mean of its divisors is an integer number (2128680).

Almost surely, 2^26243155 is an apocalyptic number.

26243155 is a deficient number, since it is larger than the sum of its proper divisors (7815725).

26243155 is a wasteful number, since it uses less digits than its factorization.

26243155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6638.

The product of its digits is 7200, while the sum is 28.

The square root of 26243155 is about 5122.8073358267. The cubic root of 26243155 is about 297.1702629190.

The spelling of 26243155 in words is "twenty-six million, two hundred forty-three thousand, one hundred fifty-five".