42533272 has 8 divisors (see below), whose sum is σ = 79749900. Its totient is φ = 21266632.

The previous prime is 42533251. The next prime is 42533273. The reversal of 42533272 is 27233524.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 42533272.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42533273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2658322 + ... + 2658337.

Almost surely, 2^42533272 is an apocalyptic number.

It is an amenable number.

42533272 is a deficient number, since it is larger than the sum of its proper divisors (37216628).

42533272 is a wasteful number, since it uses less digits than its factorization.

42533272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5316665 (or 5316661 counting only the distinct ones).

The product of its digits is 10080, while the sum is 28.

The square root of 42533272 is about 6521.7537518677. The cubic root of 42533272 is about 349.0676464303.

Adding to 42533272 its reverse (27233524), we get a palindrome (69766796).

The spelling of 42533272 in words is "forty-two million, five hundred thirty-three thousand, two hundred seventy-two".