45300000 has 144 divisors (see below), whose sum is σ = 149615424. Its totient is φ = 12000000.

The previous prime is 45299987. The next prime is 45300007. The reversal of 45300000 is 354.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (45300007) 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, 299925 + ... + 300075.

It is an arithmetic number, because the mean of its divisors is an integer number (1038996).

Almost surely, 2^45300000 is an apocalyptic number.

45300000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74807712).

45300000 is an abundant number, since it is smaller than the sum of its proper divisors (104315424).

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

45300000 is an equidigital number, since it uses as much as digits as its factorization.

45300000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189 (or 161 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 12.

The square root of 45300000 is about 6730.5274681855. The cubic root of 45300000 is about 356.4780011696.

Adding to 45300000 its reverse (354), we get a palindrome (45300354).

The spelling of 45300000 in words is "forty-five million, three hundred thousand".