243023126 has 32 divisors (see below), whose sum is σ = 396226080. Its totient is φ = 111361536.

The previous prime is 243023101. The next prime is 243023147. The reversal of 243023126 is 621320342.

It is a super-3 number, since 3×243023126³ (a number of 26 digits) contains 333 as substring.

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, 282485 + ... + 283343.

It is an arithmetic number, because the mean of its divisors is an integer number (12382065).

Almost surely, 2^243023126 is an apocalyptic number.

243023126 is a deficient number, since it is larger than the sum of its proper divisors (153202954).

243023126 is a wasteful number, since it uses less digits than its factorization.

243023126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1088.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 243023126 is about 15589.1990172683. The cubic root of 243023126 is about 624.0449421800.

Adding to 243023126 its reverse (621320342), we get a palindrome (864343468).

The spelling of 243023126 in words is "two hundred forty-three million, twenty-three thousand, one hundred twenty-six".