26442040 has 32 divisors (see below), whose sum is σ = 59823360. Its totient is φ = 10518400.

The previous prime is 26442037. The next prime is 26442043. The reversal of 26442040 is 4024462.

It is an interprime number because it is at equal distance from previous prime (26442037) and next prime (26442043).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26442043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5910 + ... + 9370.

It is an arithmetic number, because the mean of its divisors is an integer number (1869480).

Almost surely, 2^26442040 is an apocalyptic number.

26442040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26442040 is an abundant number, since it is smaller than the sum of its proper divisors (33381320).

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

26442040 is a wasteful number, since it uses less digits than its factorization.

26442040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3663 (or 3659 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 26442040 is about 5142.1824160564. The cubic root of 26442040 is about 297.9190807722.

The spelling of 26442040 in words is "twenty-six million, four hundred forty-two thousand, forty".