45516042 has 48 divisors (see below), whose sum is σ = 115865568. Its totient is φ = 12731040.

The previous prime is 45516019. The next prime is 45516043. The reversal of 45516042 is 24061554.

45516042 is a `hidden beast` number, since 4 + 5 + 51 + 604 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 45515997 and 45516015.

It is not an unprimeable number, because it can be changed into a prime (45516043) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 6268 + ... + 11415.

It is an arithmetic number, because the mean of its divisors is an integer number (2413866).

Almost surely, 2^45516042 is an apocalyptic number.

45516042 is an abundant number, since it is smaller than the sum of its proper divisors (70349526).

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

45516042 is a wasteful number, since it uses less digits than its factorization.

45516042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17715 (or 17712 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 45516042 is about 6746.5577889765. The cubic root of 45516042 is about 357.0438003835.

Adding to 45516042 its reverse (24061554), we get a palindrome (69577596).

The spelling of 45516042 in words is "forty-five million, five hundred sixteen thousand, forty-two".