45483440 has 40 divisors (see below), whose sum is σ = 106317600. Its totient is φ = 18095616.

The previous prime is 45483433. The next prime is 45483469. The reversal of 45483440 is 4438454.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 45483397 and 45483406.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 14492 + ... + 17348.

It is an arithmetic number, because the mean of its divisors is an integer number (2657940).

Almost surely, 2^45483440 is an apocalyptic number.

45483440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45483440 is an abundant number, since it is smaller than the sum of its proper divisors (60834160).

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

45483440 is a wasteful number, since it uses less digits than its factorization.

45483440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3069 (or 3063 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

The square root of 45483440 is about 6744.1411610375. The cubic root of 45483440 is about 356.9585328470.

The spelling of 45483440 in words is "forty-five million, four hundred eighty-three thousand, four hundred forty".