45030464 has 42 divisors (see below), whose sum is σ = 92240862. Its totient is φ = 21798400.

The previous prime is 45030463. The next prime is 45030487. The reversal of 45030464 is 46403054.

It can be written as a sum of positive squares in only one way, i.e., 27457600 + 17572864 = 5240^2 + 4192^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45030463) 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 5 ways as a sum of consecutive naturals, for example, 343679 + ... + 343809.

It is an arithmetic number, because the mean of its divisors is an integer number (2196211).

Almost surely, 2^45030464 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 45030464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46120431).

45030464 is an abundant number, since it is smaller than the sum of its proper divisors (47210398).

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

45030464 is an equidigital number, since it uses as much as digits as its factorization.

45030464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315 (or 174 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 45030464 is about 6710.4742008296. The cubic root of 45030464 is about 355.7695769342.

The spelling of 45030464 in words is "forty-five million, thirty thousand, four hundred sixty-four".