45612450 has 192 divisors, whose sum is σ = 142490880. Its totient is φ = 10644480.

The previous prime is 45612443. The next prime is 45612451. The reversal of 45612450 is 5421654.

45612450 is a `hidden beast` number, since 4 + 5 + 612 + 45 + 0 = 666.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45612451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 403594 + ... + 403706.

It is an arithmetic number, because the mean of its divisors is an integer number (742140).

Almost surely, 2^45612450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45612450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71245440).

45612450 is an abundant number, since it is smaller than the sum of its proper divisors (96878430).

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

45612450 is a wasteful number, since it uses less digits than its factorization.

45612450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170 (or 159 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 45612450 is about 6753.6989864814. The cubic root of 45612450 is about 357.2957086679.

The spelling of 45612450 in words is "forty-five million, six hundred twelve thousand, four hundred fifty".