44689400 has 96 divisors (see below), whose sum is σ = 120126240. Its totient is φ = 15144960.

The previous prime is 44689399. The next prime is 44689409. The reversal of 44689400 is 498644.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44689409) 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, 191684 + ... + 191916.

It is an arithmetic number, because the mean of its divisors is an integer number (1251315).

Almost surely, 2^44689400 is an apocalyptic number.

44689400 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 44689400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60063120).

44689400 is an abundant number, since it is smaller than the sum of its proper divisors (75436840).

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

44689400 is a wasteful number, since it uses less digits than its factorization.

44689400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393 (or 384 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 44689400 is about 6685.0130889924. The cubic root of 44689400 is about 354.8690914535.

The spelling of 44689400 in words is "forty-four million, six hundred eighty-nine thousand, four hundred".