45989850 has 48 divisors (see below), whose sum is σ = 115528320. Its totient is φ = 12105600.

The previous prime is 45989837. The next prime is 45989873. The reversal of 45989850 is 5898954.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 45989850.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9910 + ... + 13790.

It is an arithmetic number, because the mean of its divisors is an integer number (2406840).

Almost surely, 2^45989850 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45989850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57764160).

45989850 is an abundant number, since it is smaller than the sum of its proper divisors (69538470).

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

45989850 is a wasteful number, since it uses less digits than its factorization.

45989850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3975 (or 3970 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 48.

The square root of 45989850 is about 6781.5816739165. The cubic root of 45989850 is about 358.2784315863.

It can be divided in two parts, 459 and 89850, that added together give a palindrome (90309).

The spelling of 45989850 in words is "forty-five million, nine hundred eighty-nine thousand, eight hundred fifty".