744450061 has 4 divisors (see below), whose sum is σ = 760289472. Its totient is φ = 728610652.

The previous prime is 744450037. The next prime is 744450067. The reversal of 744450061 is 160054447.

744450061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 744450061 - 2⁹ = 744449549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (744450067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7919635 + ... + 7919728.

It is an arithmetic number, because the mean of its divisors is an integer number (190072368).

Almost surely, 2^744450061 is an apocalyptic number.

It is an amenable number.

744450061 is a deficient number, since it is larger than the sum of its proper divisors (15839411).

744450061 is a wasteful number, since it uses less digits than its factorization.

744450061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15839410.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 744450061 is about 27284.6121651014. The cubic root of 744450061 is about 906.3136548486.

The spelling of 744450061 in words is "seven hundred forty-four million, four hundred fifty thousand, sixty-one".