42516052 has 12 divisors (see below), whose sum is σ = 77638176. Its totient is φ = 20333720.

The previous prime is 42516043. The next prime is 42516073. The reversal of 42516052 is 25061524.

It is a super-2 number, since 2×42516052² = 3615229355333408, 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, 230974 + ... + 231157.

It is an arithmetic number, because the mean of its divisors is an integer number (6469848).

Almost surely, 2^42516052 is an apocalyptic number.

It is an amenable number.

42516052 is a deficient number, since it is larger than the sum of its proper divisors (35122124).

42516052 is a wasteful number, since it uses less digits than its factorization.

42516052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462158 (or 462156 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 42516052 is about 6520.4334211768. The cubic root of 42516052 is about 349.0205322852.

Adding to 42516052 its reverse (25061524), we get a palindrome (67577576).

The spelling of 42516052 in words is "forty-two million, five hundred sixteen thousand, fifty-two".