26271972 has 24 divisors (see below), whose sum is σ = 68112800. Its totient is φ = 8757288.

The previous prime is 26271967. The next prime is 26271977. The reversal of 26271972 is 27917262.

It is an interprime number because it is at equal distance from previous prime (26271967) and next prime (26271977).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (26271977) 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, 121522 + ... + 121737.

Almost surely, 2^26271972 is an apocalyptic number.

It is an amenable number.

26271972 is an abundant number, since it is smaller than the sum of its proper divisors (41840828).

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

26271972 is a wasteful number, since it uses less digits than its factorization.

26271972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243272 (or 243264 counting only the distinct ones).

The product of its digits is 21168, while the sum is 36.

The square root of 26271972 is about 5125.6191821086. The cubic root of 26271972 is about 297.2789950550.

The spelling of 26271972 in words is "twenty-six million, two hundred seventy-one thousand, nine hundred seventy-two".