26455984 has 10 divisors (see below), whose sum is σ = 51258500. Its totient is φ = 13227984.

The previous prime is 26455981. The next prime is 26455987. The reversal of 26455984 is 48955462.

It is an interprime number because it is at equal distance from previous prime (26455981) and next prime (26455987).

It is a self number, because there is not a number n which added to its sum of digits gives 26455984.

It is not an unprimeable number, because it can be changed into a prime (26455981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 826734 + ... + 826765.

It is an arithmetic number, because the mean of its divisors is an integer number (5125850).

Almost surely, 2^26455984 is an apocalyptic number.

It is an amenable number.

26455984 is a deficient number, since it is larger than the sum of its proper divisors (24802516).

26455984 is a wasteful number, since it uses less digits than its factorization.

26455984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1653507 (or 1653501 counting only the distinct ones).

The product of its digits is 345600, while the sum is 43.

The square root of 26455984 is about 5143.5380819043. The cubic root of 26455984 is about 297.9714399907.

It can be divided in two parts, 26455 and 984, that multiplied together give a triangular number (26031720 = T₇₂₁₅).

The spelling of 26455984 in words is "twenty-six million, four hundred fifty-five thousand, nine hundred eighty-four".