26198612 has 24 divisors (see below), whose sum is σ = 50655360. Its totient is φ = 11756160.

The previous prime is 26198611. The next prime is 26198617. The reversal of 26198612 is 21689162.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26198611) 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, 293 + ... + 7244.

It is an arithmetic number, because the mean of its divisors is an integer number (2110640).

Almost surely, 2^26198612 is an apocalyptic number.

26198612 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

26198612 is a deficient number, since it is larger than the sum of its proper divisors (24456748).

26198612 is a wasteful number, since it uses less digits than its factorization.

26198612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7631 (or 7629 counting only the distinct ones).

The product of its digits is 10368, while the sum is 35.

The square root of 26198612 is about 5118.4579709127. The cubic root of 26198612 is about 297.0020368152.

The spelling of 26198612 in words is "twenty-six million, one hundred ninety-eight thousand, six hundred twelve".