744196641 has 16 divisors (see below), whose sum is σ = 1055156544. Its totient is φ = 464935424.

The previous prime is 744196631. The next prime is 744196697. The reversal of 744196641 is 146691447.

It is a cyclic number.

It is not a de Polignac number, because 744196641 - 2⁹ = 744196129 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 744196593 and 744196602.

It is not an unprimeable number, because it can be changed into a prime (744196601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19431 + ... + 43196.

It is an arithmetic number, because the mean of its divisors is an integer number (65947284).

Almost surely, 2^744196641 is an apocalyptic number.

It is an amenable number.

744196641 is a deficient number, since it is larger than the sum of its proper divisors (310959903).

744196641 is a wasteful number, since it uses less digits than its factorization.

744196641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62880.

The product of its digits is 145152, while the sum is 42.

The square root of 744196641 is about 27279.9677602449. The cubic root of 744196641 is about 906.2108030546.

The spelling of 744196641 in words is "seven hundred forty-four million, one hundred ninety-six thousand, six hundred forty-one".