45521410 has 48 divisors (see below), whose sum is σ = 95405688. Its totient is φ = 15572480.

The previous prime is 45521389. The next prime is 45521419. The reversal of 45521410 is 1412554.

It can be written as a sum of positive squares in 4 ways, for example, as 45468049 + 53361 = 6743^2 + 231^2 .

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (45521419) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 19464 + ... + 21676.

Almost surely, 2^45521410 is an apocalyptic number.

45521410 is an abundant number, since it is smaller than the sum of its proper divisors (49884278).

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

45521410 is a wasteful number, since it uses less digits than its factorization.

45521410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2259 (or 2248 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 45521410 is about 6746.9556097547. The cubic root of 45521410 is about 357.0578359901.

Adding to 45521410 its reverse (1412554), we get a palindrome (46933964).

The spelling of 45521410 in words is "forty-five million, five hundred twenty-one thousand, four hundred ten".