26271798 has 32 divisors (see below), whose sum is σ = 60642816. Its totient is φ = 7432128.

The previous prime is 26271797. The next prime is 26271799. The reversal of 26271798 is 89717262.

It is an interprime number because it is at equal distance from previous prime (26271797) and next prime (26271799).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26271793) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1290 + ... + 7362.

It is an arithmetic number, because the mean of its divisors is an integer number (1895088).

Almost surely, 2^26271798 is an apocalyptic number.

26271798 is an abundant number, since it is smaller than the sum of its proper divisors (34371018).

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

26271798 is a wasteful number, since it uses less digits than its factorization.

26271798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6188.

The product of its digits is 84672, while the sum is 42.

The square root of 26271798 is about 5125.6022085215. The cubic root of 26271798 is about 297.2783387578.

The spelling of 26271798 in words is "twenty-six million, two hundred seventy-one thousand, seven hundred ninety-eight".