542123446 has 8 divisors (see below), whose sum is σ = 832096584. Its totient is φ = 264757920.

The previous prime is 542123441. The next prime is 542123453. The reversal of 542123446 is 644321245.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542123441) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3151795 + ... + 3151966.

It is an arithmetic number, because the mean of its divisors is an integer number (104012073).

Almost surely, 2^542123446 is an apocalyptic number.

542123446 is a deficient number, since it is larger than the sum of its proper divisors (289973138).

542123446 is a wasteful number, since it uses less digits than its factorization.

542123446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6303806.

The product of its digits is 23040, while the sum is 31.

The square root of 542123446 is about 23283.5445325663. The cubic root of 542123446 is about 815.3912813720.

The spelling of 542123446 in words is "five hundred forty-two million, one hundred twenty-three thousand, four hundred forty-six".