45810522 has 40 divisors (see below), whose sum is σ = 103916736. Its totient is φ = 15081768.

The previous prime is 45810521. The next prime is 45810533. The reversal of 45810522 is 22501854.

It is a happy number.

45810522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (45810521) 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 19 ways as a sum of consecutive naturals, for example, 11743 + ... + 15149.

Almost surely, 2^45810522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45810522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51958368).

45810522 is an abundant number, since it is smaller than the sum of its proper divisors (58106214).

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

45810522 is a wasteful number, since it uses less digits than its factorization.

45810522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3504 (or 3495 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 45810522 is about 6768.3470655693. The cubic root of 45810522 is about 357.8121472140.

The spelling of 45810522 in words is "forty-five million, eight hundred ten thousand, five hundred twenty-two".