26457142 has 16 divisors (see below), whose sum is σ = 40334112. Its totient is φ = 13014400.

The previous prime is 26457133. The next prime is 26457143. The reversal of 26457142 is 24175462.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26457143) 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, 37392 + ... + 38092.

It is an arithmetic number, because the mean of its divisors is an integer number (2520882).

Almost surely, 2^26457142 is an apocalyptic number.

26457142 is a deficient number, since it is larger than the sum of its proper divisors (13876970).

26457142 is a wasteful number, since it uses less digits than its factorization.

26457142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 983.

The product of its digits is 13440, while the sum is 31.

The square root of 26457142 is about 5143.6506491013. The cubic root of 26457142 is about 297.9757874116.

The spelling of 26457142 in words is "twenty-six million, four hundred fifty-seven thousand, one hundred forty-two".