42061252 has 24 divisors (see below), whose sum is σ = 77232960. Its totient is φ = 20015520.

The previous prime is 42061219. The next prime is 42061297. The reversal of 42061252 is 25216024.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5683 + ... + 10789.

It is an arithmetic number, because the mean of its divisors is an integer number (3218040).

Almost surely, 2^42061252 is an apocalyptic number.

It is an amenable number.

42061252 is a deficient number, since it is larger than the sum of its proper divisors (35171708).

42061252 is a wasteful number, since it uses less digits than its factorization.

42061252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5211 (or 5209 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 42061252 is about 6485.4646710934. The cubic root of 42061252 is about 347.7715614448.

Adding to 42061252 its reverse (25216024), we get a palindrome (67277276).

The spelling of 42061252 in words is "forty-two million, sixty-one thousand, two hundred fifty-two".