26220632 has 8 divisors (see below), whose sum is σ = 49163700. Its totient is φ = 13110312.

The previous prime is 26220631. The next prime is 26220643. The reversal of 26220632 is 23602262.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 26220598 and 26220607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26220631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1638782 + ... + 1638797.

Almost surely, 2^26220632 is an apocalyptic number.

It is an amenable number.

26220632 is a deficient number, since it is larger than the sum of its proper divisors (22943068).

26220632 is a wasteful number, since it uses less digits than its factorization.

26220632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3277585 (or 3277581 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 26220632 is about 5120.6085575838. The cubic root of 26220632 is about 297.0852238357.

Adding to 26220632 its reverse (23602262), we get a palindrome (49822894).

The spelling of 26220632 in words is "twenty-six million, two hundred twenty thousand, six hundred thirty-two".