542269726 has 16 divisors (see below), whose sum is σ = 826660224. Its totient is φ = 266727384.

The previous prime is 542269699. The next prime is 542269751. The reversal of 542269726 is 627962245.

It is a super-2 number, since 2×542269726² = 588112911472230152, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116031 + ... + 120613.

It is an arithmetic number, because the mean of its divisors is an integer number (51666264).

Almost surely, 2^542269726 is an apocalyptic number.

542269726 is a deficient number, since it is larger than the sum of its proper divisors (284390498).

542269726 is a wasteful number, since it uses less digits than its factorization.

542269726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5535.

The product of its digits is 362880, while the sum is 43.

The square root of 542269726 is about 23286.6855949918. The cubic root of 542269726 is about 815.4646132002.

The spelling of 542269726 in words is "five hundred forty-two million, two hundred sixty-nine thousand, seven hundred twenty-six".