45004740 has 72 divisors (see below), whose sum is σ = 138532800. Its totient is φ = 10908480.

The previous prime is 45004727. The next prime is 45004741. The reversal of 45004740 is 4740054.

It is a super-4 number, since 4×45004740⁴ (a number of 32 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45004740.

It is not an unprimeable number, because it can be changed into a prime (45004741) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4161 + ... + 10359.

Almost surely, 2^45004740 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45004740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69266400).

45004740 is an abundant number, since it is smaller than the sum of its proper divisors (93528060).

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

45004740 is a wasteful number, since it uses less digits than its factorization.

45004740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6233 (or 6220 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 45004740 is about 6708.5572219368. The cubic root of 45004740 is about 355.7018186581.

Adding to 45004740 its reverse (4740054), we get a palindrome (49744794).

The spelling of 45004740 in words is "forty-five million, four thousand, seven hundred forty".