45493480 has 16 divisors (see below), whose sum is σ = 102360420. Its totient is φ = 18197376.

The previous prime is 45493447. The next prime is 45493501. The reversal of 45493480 is 8439454.

45493480 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 44009956 + 1483524 = 6634^2 + 1218^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 568629 + ... + 568708.

Almost surely, 2^45493480 is an apocalyptic number.

45493480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45493480 is an abundant number, since it is smaller than the sum of its proper divisors (56866940).

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

45493480 is a wasteful number, since it uses less digits than its factorization.

45493480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1137348 (or 1137344 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 45493480 is about 6744.8854697467. The cubic root of 45493480 is about 356.9847958855.

The spelling of 45493480 in words is "forty-five million, four hundred ninety-three thousand, four hundred eighty".