42471542 has 8 divisors (see below), whose sum is σ = 67454856. Its totient is φ = 19986592.

The previous prime is 42471529. The next prime is 42471553. The reversal of 42471542 is 24517424.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 624548 + ... + 624615.

It is an arithmetic number, because the mean of its divisors is an integer number (8431857).

Almost surely, 2^42471542 is an apocalyptic number.

42471542 is a deficient number, since it is larger than the sum of its proper divisors (24983314).

42471542 is a wasteful number, since it uses less digits than its factorization.

42471542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1249182.

The product of its digits is 8960, while the sum is 29.

The square root of 42471542 is about 6517.0194107429. The cubic root of 42471542 is about 348.8986933759.

Adding to 42471542 its reverse (24517424), we get a palindrome (66988966).

The spelling of 42471542 in words is "forty-two million, four hundred seventy-one thousand, five hundred forty-two".