42371534 has 8 divisors (see below), whose sum is σ = 64909728. Its totient is φ = 20734960.

The previous prime is 42371533. The next prime is 42371551. The reversal of 42371534 is 43517324.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 42371497 and 42371506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42371533) 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, 225287 + ... + 225474.

It is an arithmetic number, because the mean of its divisors is an integer number (8113716).

Almost surely, 2^42371534 is an apocalyptic number.

42371534 is a deficient number, since it is larger than the sum of its proper divisors (22538194).

42371534 is a wasteful number, since it uses less digits than its factorization.

42371534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450810.

The product of its digits is 10080, while the sum is 29.

The square root of 42371534 is about 6509.3420558456. The cubic root of 42371534 is about 348.6246268513.

Adding to 42371534 its reverse (43517324), we get a palindrome (85888858).

The spelling of 42371534 in words is "forty-two million, three hundred seventy-one thousand, five hundred thirty-four".