45630042 has 16 divisors (see below), whose sum is σ = 91927872. Its totient is φ = 15098720.

The previous prime is 45630041. The next prime is 45630097. The reversal of 45630042 is 24003654.

It is a junction number, because it is equal to n+sod(n) for n = 45629994 and 45630021.

It is not an unprimeable number, because it can be changed into a prime (45630041) 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 7 ways as a sum of consecutive naturals, for example, 26934 + ... + 28577.

It is an arithmetic number, because the mean of its divisors is an integer number (5745492).

Almost surely, 2^45630042 is an apocalyptic number.

45630042 is an abundant number, since it is smaller than the sum of its proper divisors (46297830).

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

45630042 is a wasteful number, since it uses less digits than its factorization.

45630042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55653.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 45630042 is about 6755.0012583270. The cubic root of 45630042 is about 357.3416371969.

Adding to 45630042 its reverse (24003654), we get a palindrome (69633696).

The spelling of 45630042 in words is "forty-five million, six hundred thirty thousand, forty-two".