26490264 has 32 divisors (see below), whose sum is σ = 67843440. Its totient is φ = 8614400.

The previous prime is 26490257. The next prime is 26490293. The reversal of 26490264 is 46209462.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12477 + ... + 14444.

Almost surely, 2^26490264 is an apocalyptic number.

26490264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

26490264 is an abundant number, since it is smaller than the sum of its proper divisors (41353176).

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

26490264 is a wasteful number, since it uses less digits than its factorization.

26490264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26971 (or 26967 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 26490264 is about 5146.8693397054. The cubic root of 26490264 is about 298.1000819945.

The spelling of 26490264 in words is "twenty-six million, four hundred ninety thousand, two hundred sixty-four".