45507000 has 256 divisors, whose sum is σ = 177914880. Its totient is φ = 9408000.

The previous prime is 45506971. The next prime is 45507017. The reversal of 45507000 is 70554.

45507000 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 (21).

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 230902 + ... + 231098.

It is an arithmetic number, because the mean of its divisors is an integer number (694980).

Almost surely, 2^45507000 is an apocalyptic number.

45507000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45507000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88957440).

45507000 is an abundant number, since it is smaller than the sum of its proper divisors (132407880).

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

45507000 is a wasteful number, since it uses less digits than its factorization.

45507000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239 (or 225 counting only the distinct ones).

The product of its (nonzero) digits is 700, while the sum is 21.

The square root of 45507000 is about 6745.8876361825. The cubic root of 45507000 is about 357.0201559444.

Adding to 45507000 its reverse (70554), we get a palindrome (45577554).

The spelling of 45507000 in words is "forty-five million, five hundred seven thousand".