26630506 has 16 divisors (see below), whose sum is σ = 45729216. Its totient is φ = 11393856.

The previous prime is 26630501. The next prime is 26630507. The reversal of 26630506 is 60503662.

It is not an unprimeable number, because it can be changed into a prime (26630501) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 9810 + ... + 12226.

It is an arithmetic number, because the mean of its divisors is an integer number (2858076).

Almost surely, 2^26630506 is an apocalyptic number.

26630506 is a deficient number, since it is larger than the sum of its proper divisors (19098710).

26630506 is a wasteful number, since it uses less digits than its factorization.

26630506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3213.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 26630506 is about 5160.4753657003. The cubic root of 26630506 is about 298.6252131982.

The spelling of 26630506 in words is "twenty-six million, six hundred thirty thousand, five hundred six".