45298290 has 32 divisors (see below), whose sum is σ = 112466880. Its totient is φ = 11662784.

The previous prime is 45298273. The next prime is 45298291. The reversal of 45298290 is 9289254.

45298290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45298291) 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 15 ways as a sum of consecutive naturals, for example, 25164 + ... + 26903.

It is an arithmetic number, because the mean of its divisors is an integer number (3514590).

Almost surely, 2^45298290 is an apocalyptic number.

45298290 is an abundant number, since it is smaller than the sum of its proper divisors (67168590).

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

45298290 is a wasteful number, since it uses less digits than its factorization.

45298290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52106.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 45298290 is about 6730.4004338524. The cubic root of 45298290 is about 356.4735156283.

The spelling of 45298290 in words is "forty-five million, two hundred ninety-eight thousand, two hundred ninety".