26140166 has 8 divisors (see below), whose sum is σ = 42226464. Its totient is φ = 12064680.

The previous prime is 26140139. The next prime is 26140171. The reversal of 26140166 is 66104162.

It is a happy number.

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

It is a Harshad number since it is a multiple of its sum of digits (26), and also a Moran number because the ratio is a prime number: 1005391 = 26140166 / (2 + 6 + 1 + 4 + 0 + 1 + 6 + 6).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 502670 + ... + 502721.

It is an arithmetic number, because the mean of its divisors is an integer number (5278308).

Almost surely, 2^26140166 is an apocalyptic number.

26140166 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

26140166 is a deficient number, since it is larger than the sum of its proper divisors (16086298).

26140166 is a wasteful number, since it uses less digits than its factorization.

26140166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005406.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 26140166 is about 5112.7454464309. The cubic root of 26140166 is about 296.7810135872.

The spelling of 26140166 in words is "twenty-six million, one hundred forty thousand, one hundred sixty-six".