42043054 has 8 divisors (see below), whose sum is σ = 63159768. Its totient is φ = 20989800.

The previous prime is 42043049. The next prime is 42043073. The reversal of 42043054 is 45034024.

It is a happy number.

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

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 3 ways as a sum of consecutive naturals, for example, 14172 + ... + 16879.

It is an arithmetic number, because the mean of its divisors is an integer number (7894971).

Almost surely, 2^42043054 is an apocalyptic number.

42043054 is a deficient number, since it is larger than the sum of its proper divisors (21116714).

42043054 is a wasteful number, since it uses less digits than its factorization.

42043054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31730.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 42043054 is about 6484.0615357968. The cubic root of 42043054 is about 347.7213992051.

Adding to 42043054 its reverse (45034024), we get a palindrome (87077078).

The spelling of 42043054 in words is "forty-two million, forty-three thousand, fifty-four".