26430042 has 16 divisors (see below), whose sum is σ = 54565632. Its totient is φ = 8525760.

The previous prime is 26430031. The next prime is 26430043. The reversal of 26430042 is 24003462.

It is not an unprimeable number, because it can be changed into a prime (26430043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70863 + ... + 71234.

It is an arithmetic number, because the mean of its divisors is an integer number (3410352).

Almost surely, 2^26430042 is an apocalyptic number.

26430042 is an abundant number, since it is smaller than the sum of its proper divisors (28135590).

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

26430042 is a wasteful number, since it uses less digits than its factorization.

26430042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142133.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 26430042 is about 5141.0156584084. The cubic root of 26430042 is about 297.8740139784.

The spelling of 26430042 in words is "twenty-six million, four hundred thirty thousand, forty-two".