42013532 has 12 divisors (see below), whose sum is σ = 80207736. Its totient is φ = 19097040.

The previous prime is 42013529. The next prime is 42013553. The reversal of 42013532 is 23531024.

It is a happy number.

It is a super-2 number, since 2×42013532² = 3530273742230048, which contains 22 as substring.

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, 477383 + ... + 477470.

It is an arithmetic number, because the mean of its divisors is an integer number (6683978).

Almost surely, 2^42013532 is an apocalyptic number.

It is an amenable number.

42013532 is a deficient number, since it is larger than the sum of its proper divisors (38194204).

42013532 is a wasteful number, since it uses less digits than its factorization.

42013532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 954868 (or 954866 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 42013532 is about 6481.7846307942. The cubic root of 42013532 is about 347.6399919028.

Adding to 42013532 its reverse (23531024), we get a palindrome (65544556).

The spelling of 42013532 in words is "forty-two million, thirteen thousand, five hundred thirty-two".