45446120 has 16 divisors (see below), whose sum is σ = 102253860. Its totient is φ = 18178432.

The previous prime is 45446087. The next prime is 45446129. The reversal of 45446120 is 2164454.

It can be written as a sum of positive squares in 2 ways, for example, as 41705764 + 3740356 = 6458^2 + 1934^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 45446120.

It is not an unprimeable number, because it can be changed into a prime (45446129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 568037 + ... + 568116.

Almost surely, 2^45446120 is an apocalyptic number.

45446120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45446120 is an abundant number, since it is smaller than the sum of its proper divisors (56807740).

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

45446120 is a wasteful number, since it uses less digits than its factorization.

45446120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1136164 (or 1136160 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 45446120 is about 6741.3737472417. The cubic root of 45446120 is about 356.8608757827.

The spelling of 45446120 in words is "forty-five million, four hundred forty-six thousand, one hundred twenty".