42013552 has 20 divisors (see below), whose sum is σ = 93030256. Its totient is φ = 18005760.

The previous prime is 42013529. The next prime is 42013553. The reversal of 42013552 is 25531024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42013553) 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, 187449 + ... + 187672.

Almost surely, 2^42013552 is an apocalyptic number.

It is an amenable number.

42013552 is an abundant number, since it is smaller than the sum of its proper divisors (51016704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42013552 is a wasteful number, since it uses less digits than its factorization.

42013552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375136 (or 375130 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 42013552 is about 6481.7861735790. The cubic root of 42013552 is about 347.6400470659.

Adding to 42013552 its reverse (25531024), we get a palindrome (67544576).

The spelling of 42013552 in words is "forty-two million, thirteen thousand, five hundred fifty-two".