44650000 has 120 divisors (see below), whose sum is σ = 116242560. Its totient is φ = 16560000.

The previous prime is 44649967. The next prime is 44650003. The reversal of 44650000 is 5644.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 44650000.

It is not an unprimeable number, because it can be changed into a prime (44650003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 949977 + ... + 950023.

It is an arithmetic number, because the mean of its divisors is an integer number (968688).

Almost surely, 2^44650000 is an apocalyptic number.

44650000 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 44650000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58121280).

44650000 is an abundant number, since it is smaller than the sum of its proper divisors (71592560).

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

44650000 is an equidigital number, since it uses as much as digits as its factorization.

44650000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99 (or 73 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 44650000 is about 6682.0655489152. The cubic root of 44650000 is about 354.7647717625.

Adding to 44650000 its reverse (5644), we get a palindrome (44655644).

The spelling of 44650000 in words is "forty-four million, six hundred fifty thousand".