42230542 has 8 divisors (see below), whose sum is σ = 65057976. Its totient is φ = 20544552.

The previous prime is 42230537. The next prime is 42230543. The reversal of 42230542 is 24503224.

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

It is a super-2 number, since 2×42230542² = 3566837355227528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42230543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 285268 + ... + 285415.

It is an arithmetic number, because the mean of its divisors is an integer number (8132247).

Almost surely, 2^42230542 is an apocalyptic number.

42230542 is a deficient number, since it is larger than the sum of its proper divisors (22827434).

42230542 is a wasteful number, since it uses less digits than its factorization.

42230542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570722.

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

The square root of 42230542 is about 6498.5030583974. The cubic root of 42230542 is about 348.2375123650.

Adding to 42230542 its reverse (24503224), we get a palindrome (66733766).

The spelling of 42230542 in words is "forty-two million, two hundred thirty thousand, five hundred forty-two".