744699450 has 192 divisors, whose sum is σ = 2159861760. Its totient is φ = 167808000.

The previous prime is 744699427. The next prime is 744699469. The reversal of 744699450 is 54996447.

It is a happy number.

744699450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 744699450.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3898855 + ... + 3899045.

It is an arithmetic number, because the mean of its divisors is an integer number (11249280).

Almost surely, 2^744699450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 744699450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1079930880).

744699450 is an abundant number, since it is smaller than the sum of its proper divisors (1415162310).

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

744699450 is a wasteful number, since it uses less digits than its factorization.

744699450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373 (or 368 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 48.

The square root of 744699450 is about 27289.1819225128. The cubic root of 744699450 is about 906.4148478560.

The spelling of 744699450 in words is "seven hundred forty-four million, six hundred ninety-nine thousand, four hundred fifty".