45242112 has 36 divisors (see below), whose sum is σ = 120412040. Its totient is φ = 15080448.

The previous prime is 45242111. The next prime is 45242143. The reversal of 45242112 is 21124254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45242111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28687 + ... + 30222.

Almost surely, 2^45242112 is an apocalyptic number.

It is an amenable number.

45242112 is an abundant number, since it is smaller than the sum of its proper divisors (75169928).

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

45242112 is an equidigital number, since it uses as much as digits as its factorization.

45242112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58928 (or 58914 counting only the distinct ones).

The product of its digits is 640, while the sum is 21.

The square root of 45242112 is about 6726.2256875606. The cubic root of 45242112 is about 356.3260909797.

Adding to 45242112 its reverse (21124254), we get a palindrome (66366366).

It can be divided in two parts, 45242 and 112, that added together give a palindrome (45354).

The spelling of 45242112 in words is "forty-five million, two hundred forty-two thousand, one hundred twelve".