26445004 has 12 divisors (see below), whose sum is σ = 46375000. Its totient is φ = 13195008.

The previous prime is 26444989. The next prime is 26445007. The reversal of 26445004 is 40054462.

It is a self number, because there is not a number n which added to its sum of digits gives 26445004.

It is not an unprimeable number, because it can be changed into a prime (26445007) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4629 + ... + 8620.

Almost surely, 2^26445004 is an apocalyptic number.

It is an amenable number.

26445004 is a deficient number, since it is larger than the sum of its proper divisors (19929996).

26445004 is a wasteful number, since it uses less digits than its factorization.

26445004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13752 (or 13750 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 26445004 is about 5142.4706124586. The cubic root of 26445004 is about 297.9302120259.

Adding to 26445004 its reverse (40054462), we get a palindrome (66499466).

The spelling of 26445004 in words is "twenty-six million, four hundred forty-five thousand, four".