26428066 has 8 divisors (see below), whose sum is σ = 45305280. Its totient is φ = 11326308.

The previous prime is 26428063. The next prime is 26428091. The reversal of 26428066 is 66082462.

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

It is not an unprimeable number, because it can be changed into a prime (26428063) 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, 943846 + ... + 943873.

It is an arithmetic number, because the mean of its divisors is an integer number (5663160).

Almost surely, 2^26428066 is an apocalyptic number.

26428066 is a deficient number, since it is larger than the sum of its proper divisors (18877214).

26428066 is a wasteful number, since it uses less digits than its factorization.

26428066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1887728.

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 26428066 is about 5140.8234748919. The cubic root of 26428066 is about 297.8665904346.

The spelling of 26428066 in words is "twenty-six million, four hundred twenty-eight thousand, sixty-six".