45544404 has 12 divisors (see below), whose sum is σ = 106270304. Its totient is φ = 15181464.

The previous prime is 45544403. The next prime is 45544423. The reversal of 45544404 is 40444554.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45544403) 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, 1897672 + ... + 1897695.

Almost surely, 2^45544404 is an apocalyptic number.

It is an amenable number.

45544404 is an abundant number, since it is smaller than the sum of its proper divisors (60725900).

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

45544404 is a wasteful number, since it uses less digits than its factorization.

45544404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3795374 (or 3795372 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 30.

The square root of 45544404 is about 6748.6594224335. The cubic root of 45544404 is about 357.1179454776.

Adding to 45544404 its reverse (40444554), we get a palindrome (85988958).

The spelling of 45544404 in words is "forty-five million, five hundred forty-four thousand, four hundred four".