742539126 has 32 divisors (see below), whose sum is σ = 1713104640. Its totient is φ = 210170016.

The previous prime is 742539103. The next prime is 742539167. The reversal of 742539126 is 621935247.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78121 + ... + 87108.

It is an arithmetic number, because the mean of its divisors is an integer number (53534520).

Almost surely, 2^742539126 is an apocalyptic number.

742539126 is an abundant number, since it is smaller than the sum of its proper divisors (970565514).

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

742539126 is a wasteful number, since it uses less digits than its factorization.

742539126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165348.

The product of its digits is 90720, while the sum is 39.

The square root of 742539126 is about 27249.5711158910. The cubic root of 742539126 is about 905.5375157121.

The spelling of 742539126 in words is "seven hundred forty-two million, five hundred thirty-nine thousand, one hundred twenty-six".