26721048 has 32 divisors (see below), whose sum is σ = 66962160. Its totient is φ = 8885760.

The previous prime is 26721047. The next prime is 26721073. The reversal of 26721048 is 84012762.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26721047) 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, 11436 + ... + 13572.

Almost surely, 2^26721048 is an apocalyptic number.

It is an amenable number.

26721048 is an abundant number, since it is smaller than the sum of its proper divisors (40241112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26721048 is a wasteful number, since it uses less digits than its factorization.

26721048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2667 (or 2663 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 26721048 is about 5169.2405631775. The cubic root of 26721048 is about 298.9632658458.

The spelling of 26721048 in words is "twenty-six million, seven hundred twenty-one thousand, forty-eight".