26061998 has 4 divisors (see below), whose sum is σ = 39093000. Its totient is φ = 13030998.

The previous prime is 26061991. The next prime is 26062007. The reversal of 26061998 is 89916062.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26061991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6515498 + ... + 6515501.

It is an arithmetic number, because the mean of its divisors is an integer number (9773250).

Almost surely, 2^26061998 is an apocalyptic number.

26061998 is a deficient number, since it is larger than the sum of its proper divisors (13031002).

26061998 is a wasteful number, since it uses less digits than its factorization.

26061998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13031001.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 26061998 is about 5105.0952978372. The cubic root of 26061998 is about 296.4848927842.

The spelling of 26061998 in words is "twenty-six million, sixty-one thousand, nine hundred ninety-eight".