44945400 has 96 divisors (see below), whose sum is σ = 140459760. Its totient is φ = 11888640.

The previous prime is 44945371. The next prime is 44945477. The reversal of 44945400 is 454944.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 103584 + ... + 104016.

Almost surely, 2^44945400 is an apocalyptic number.

44945400 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 44945400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70229880).

44945400 is an abundant number, since it is smaller than the sum of its proper divisors (95514360).

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

44945400 is a wasteful number, since it uses less digits than its factorization.

44945400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625 (or 616 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 44945400 is about 6704.1330535723. The cubic root of 44945400 is about 355.5454156541.

The spelling of 44945400 in words is "forty-four million, nine hundred forty-five thousand, four hundred".