26539454 has 4 divisors (see below), whose sum is σ = 39809184. Its totient is φ = 13269726.

The previous prime is 26539451. The next prime is 26539481. The reversal of 26539454 is 45493562.

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 (26539451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6634862 + ... + 6634865.

It is an arithmetic number, because the mean of its divisors is an integer number (9952296).

Almost surely, 2^26539454 is an apocalyptic number.

26539454 is a deficient number, since it is larger than the sum of its proper divisors (13269730).

26539454 is a wasteful number, since it uses less digits than its factorization.

26539454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13269729.

The product of its digits is 129600, while the sum is 38.

The square root of 26539454 is about 5151.6457564549. The cubic root of 26539454 is about 298.2844827754.

The spelling of 26539454 in words is "twenty-six million, five hundred thirty-nine thousand, four hundred fifty-four".