42533313 has 16 divisors (see below), whose sum is σ = 58776576. Its totient is φ = 27336960.

The previous prime is 42533311. The next prime is 42533327. The reversal of 42533313 is 31333524.

It is a happy number.

It is not a de Polignac number, because 42533313 - 2¹ = 42533311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42533311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10848 + ... + 14238.

It is an arithmetic number, because the mean of its divisors is an integer number (3673536).

Almost surely, 2^42533313 is an apocalyptic number.

It is an amenable number.

42533313 is a deficient number, since it is larger than the sum of its proper divisors (16243263).

42533313 is a wasteful number, since it uses less digits than its factorization.

42533313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3544.

The product of its digits is 3240, while the sum is 24.

The square root of 42533313 is about 6521.7568951932. The cubic root of 42533313 is about 349.0677585917.

Adding to 42533313 its reverse (31333524), we get a palindrome (73866837).

The spelling of 42533313 in words is "forty-two million, five hundred thirty-three thousand, three hundred thirteen".