26156442 has 32 divisors (see below), whose sum is σ = 57718080. Its totient is φ = 7850880.

The previous prime is 26156441. The next prime is 26156461. The reversal of 26156442 is 24465162.

It is not an unprimeable number, because it can be changed into a prime (26156441) 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, 892 + ... + 7287.

It is an arithmetic number, because the mean of its divisors is an integer number (1803690).

Almost surely, 2^26156442 is an apocalyptic number.

26156442 is an abundant number, since it is smaller than the sum of its proper divisors (31561638).

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

26156442 is a wasteful number, since it uses less digits than its factorization.

26156442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8238.

The product of its digits is 11520, while the sum is 30.

The square root of 26156442 is about 5114.3369071660. The cubic root of 26156442 is about 296.8425970470.

The spelling of 26156442 in words is "twenty-six million, one hundred fifty-six thousand, four hundred forty-two".