42516484 has 6 divisors (see below), whose sum is σ = 74403854. Its totient is φ = 21258240.

The previous prime is 42516479. The next prime is 42516493. The reversal of 42516484 is 48461524.

It can be written as a sum of positive squares in only one way, i.e., 42510400 + 6084 = 6520^2 + 78^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5314557 + ... + 5314564.

Almost surely, 2^42516484 is an apocalyptic number.

It is an amenable number.

42516484 is a deficient number, since it is larger than the sum of its proper divisors (31887370).

42516484 is a wasteful number, since it uses less digits than its factorization.

42516484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10629125 (or 10629123 counting only the distinct ones).

The product of its digits is 30720, while the sum is 34.

The square root of 42516484 is about 6520.4665477249. The cubic root of 42516484 is about 349.0217143984.

The spelling of 42516484 in words is "forty-two million, five hundred sixteen thousand, four hundred eighty-four".