45850000 has 120 divisors (see below), whose sum is σ = 127866816. Its totient is φ = 15600000.

The previous prime is 45849989. The next prime is 45850019. The reversal of 45850000 is 5854.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 349935 + ... + 350065.

Almost surely, 2^45850000 is an apocalyptic number.

45850000 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 45850000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63933408).

45850000 is an abundant number, since it is smaller than the sum of its proper divisors (82016816).

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

45850000 is an equidigital number, since it uses as much as digits as its factorization.

45850000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171 (or 145 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 45850000 is about 6771.2628068921. The cubic root of 45850000 is about 357.9149012800.

Adding to 45850000 its reverse (5854), we get a palindrome (45855854).

The spelling of 45850000 in words is "forty-five million, eight hundred fifty thousand".