45515052 has 72 divisors (see below), whose sum is σ = 132913872. Its totient is φ = 12979200.

The previous prime is 45515023. The next prime is 45515053. The reversal of 45515052 is 25051554.

It is not an unprimeable number, because it can be changed into a prime (45515053) 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, 3352 + ... + 10112.

It is an arithmetic number, because the mean of its divisors is an integer number (1846026).

Almost surely, 2^45515052 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45515052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66456936).

45515052 is an abundant number, since it is smaller than the sum of its proper divisors (87398820).

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

45515052 is a wasteful number, since it uses less digits than its factorization.

45515052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6799 (or 6794 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 27.

The square root of 45515052 is about 6746.4844178283. The cubic root of 45515052 is about 357.0412117290.

The spelling of 45515052 in words is "forty-five million, five hundred fifteen thousand, fifty-two".