45229812 has 24 divisors (see below), whose sum is σ = 106151136. Its totient is φ = 14988768.

The previous prime is 45229801. The next prime is 45229817. The reversal of 45229812 is 21892254.

45229812 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45229817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8818 + ... + 12969.

It is an arithmetic number, because the mean of its divisors is an integer number (4422964).

Almost surely, 2^45229812 is an apocalyptic number.

It is an amenable number.

45229812 is an abundant number, since it is smaller than the sum of its proper divisors (60921324).

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

45229812 is a wasteful number, since it uses less digits than its factorization.

45229812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21967 (or 21965 counting only the distinct ones).

The product of its digits is 11520, while the sum is 33.

The square root of 45229812 is about 6725.3112939105. The cubic root of 45229812 is about 356.2937965238.

The spelling of 45229812 in words is "forty-five million, two hundred twenty-nine thousand, eight hundred twelve".