26149146 has 8 divisors (see below), whose sum is σ = 52298304. Its totient is φ = 8716380.

The previous prime is 26149141. The next prime is 26149157. The reversal of 26149146 is 64194162.

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

26149146 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (26149141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2179090 + ... + 2179101.

It is an arithmetic number, because the mean of its divisors is an integer number (6537288).

Almost surely, 2^26149146 is an apocalyptic number.

26149146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26149146 is a wasteful number, since it uses less digits than its factorization.

26149146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4358196.

The product of its digits is 10368, while the sum is 33.

The square root of 26149146 is about 5113.6235684688. The cubic root of 26149146 is about 296.8149943505.

The spelling of 26149146 in words is "twenty-six million, one hundred forty-nine thousand, one hundred forty-six".