45603000 has 160 divisors (see below), whose sum is σ = 159690960. Its totient is φ = 12139200.

The previous prime is 45602989. The next prime is 45603007. The reversal of 45603000 is 30654.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45603007) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 80719 + ... + 81281.

Almost surely, 2^45603000 is an apocalyptic number.

45603000 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 45603000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79845480).

45603000 is an abundant number, since it is smaller than the sum of its proper divisors (114087960).

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

45603000 is a wasteful number, since it uses less digits than its factorization.

45603000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596 (or 573 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 45603000 is about 6752.9993336295. Note that the first 3 decimals coincide. The cubic root of 45603000 is about 357.2710320890.

Adding to 45603000 its reverse (30654), we get a palindrome (45633654).

The spelling of 45603000 in words is "forty-five million, six hundred three thousand".