26498998 has 4 divisors (see below), whose sum is σ = 39748500. Its totient is φ = 13249498.

The previous prime is 26498987. The next prime is 26498999. The reversal of 26498998 is 89989462.

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 (26498999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6624748 + ... + 6624751.

It is an arithmetic number, because the mean of its divisors is an integer number (9937125).

Almost surely, 2^26498998 is an apocalyptic number.

26498998 is a deficient number, since it is larger than the sum of its proper divisors (13249502).

26498998 is a wasteful number, since it uses less digits than its factorization.

26498998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13249501.

The product of its digits is 2239488, while the sum is 55.

The square root of 26498998 is about 5147.7177467301. The cubic root of 26498998 is about 298.1328401936.

The spelling of 26498998 in words is "twenty-six million, four hundred ninety-eight thousand, nine hundred ninety-eight".