26066490 has 16 divisors (see below), whose sum is σ = 62559648. Its totient is φ = 6951056.

The previous prime is 26066489. The next prime is 26066497. The reversal of 26066490 is 9466062.

It is not an unprimeable number, because it can be changed into a prime (26066497) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 434412 + ... + 434471.

It is an arithmetic number, because the mean of its divisors is an integer number (3909978).

Almost surely, 2^26066490 is an apocalyptic number.

26066490 is an abundant number, since it is smaller than the sum of its proper divisors (36493158).

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

26066490 is a wasteful number, since it uses less digits than its factorization.

26066490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 868893.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 26066490 is about 5105.5352314914. The cubic root of 26066490 is about 296.5019256767.

The spelling of 26066490 in words is "twenty-six million, sixty-six thousand, four hundred ninety".