26316642 has 32 divisors (see below), whose sum is σ = 57625920. Its totient is φ = 7945920.

The previous prime is 26316637. The next prime is 26316643. The reversal of 26316642 is 24661362.

It is not an unprimeable number, because it can be changed into a prime (26316643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24084 + ... + 25152.

It is an arithmetic number, because the mean of its divisors is an integer number (1800810).

Almost surely, 2^26316642 is an apocalyptic number.

26316642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

26316642 is an abundant number, since it is smaller than the sum of its proper divisors (31309278).

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

26316642 is a wasteful number, since it uses less digits than its factorization.

26316642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1458.

The product of its digits is 10368, while the sum is 30.

The square root of 26316642 is about 5129.9748537395. The cubic root of 26316642 is about 297.4473865953.

The spelling of 26316642 in words is "twenty-six million, three hundred sixteen thousand, six hundred forty-two".