45549396 has 36 divisors (see below), whose sum is σ = 116168052. Its totient is φ = 15047424.

The previous prime is 45549391. The next prime is 45549431. The reversal of 45549396 is 69394554.

45549396 is a `hidden beast` number, since 4 + 554 + 9 + 3 + 96 = 666.

45549396 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 4410000 + 41139396 = 2100^2 + 6414^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45549391) 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 11 ways as a sum of consecutive naturals, for example, 1531 + ... + 9666.

Almost surely, 2^45549396 is an apocalyptic number.

It is an amenable number.

45549396 is an abundant number, since it is smaller than the sum of its proper divisors (70618656).

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

45549396 is a wasteful number, since it uses less digits than its factorization.

45549396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11320 (or 11315 counting only the distinct ones).

The product of its digits is 583200, while the sum is 45.

The square root of 45549396 is about 6749.0292635312. The cubic root of 45549396 is about 357.1309925811.

The spelling of 45549396 in words is "forty-five million, five hundred forty-nine thousand, three hundred ninety-six".