26433966 has 48 divisors (see below), whose sum is σ = 57974400. Its totient is φ = 8030880.

The previous prime is 26433931. The next prime is 26433973. The reversal of 26433966 is 66933462.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 132735 + ... + 132933.

It is an arithmetic number, because the mean of its divisors is an integer number (1207800).

Almost surely, 2^26433966 is an apocalyptic number.

26433966 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 26433966, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28987200).

26433966 is an abundant number, since it is smaller than the sum of its proper divisors (31540434).

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

26433966 is a wasteful number, since it uses less digits than its factorization.

26433966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361 (or 348 counting only the distinct ones).

The product of its digits is 139968, while the sum is 39.

The square root of 26433966 is about 5141.3972808955. The cubic root of 26433966 is about 297.8887547771. Note that the first 3 decimals are identical.

The spelling of 26433966 in words is "twenty-six million, four hundred thirty-three thousand, nine hundred sixty-six".