26401032 has 128 divisors (see below), whose sum is σ = 88320000. Its totient is φ = 7138368.

The previous prime is 26401003. The next prime is 26401061. The reversal of 26401032 is 23010462.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (26401003) and next prime (26401061).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 26400996 and 26401014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28269 + ... + 29187.

It is an arithmetic number, because the mean of its divisors is an integer number (690000).

Almost surely, 2^26401032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26401032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44160000).

26401032 is an abundant number, since it is smaller than the sum of its proper divisors (61918968).

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

26401032 is a wasteful number, since it uses less digits than its factorization.

26401032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960 (or 950 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 26401032 is about 5138.1934568484. The cubic root of 26401032 is about 297.7649904577.

Adding to 26401032 its reverse (23010462), we get a palindrome (49411494).

The spelling of 26401032 in words is "twenty-six million, four hundred one thousand, thirty-two".