26217142 has 16 divisors (see below), whose sum is σ = 45275040. Its totient is φ = 11153088.

The previous prime is 26217133. The next prime is 26217151. The reversal of 26217142 is 24171262.

It is an interprime number because it is at equal distance from previous prime (26217133) and next prime (26217151).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4917 + ... + 8752.

It is an arithmetic number, because the mean of its divisors is an integer number (2829690).

Almost surely, 2^26217142 is an apocalyptic number.

26217142 is a deficient number, since it is larger than the sum of its proper divisors (19057898).

26217142 is a wasteful number, since it uses less digits than its factorization.

26217142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13815.

The product of its digits is 1344, while the sum is 25.

The square root of 26217142 is about 5120.2677664357. The cubic root of 26217142 is about 297.0720424418.

The spelling of 26217142 in words is "twenty-six million, two hundred seventeen thousand, one hundred forty-two".