744340446 has 12 divisors (see below), whose sum is σ = 1612737672. Its totient is φ = 248113476.

The previous prime is 744340417. The next prime is 744340451. The reversal of 744340446 is 644043447.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 744340446.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20676106 + ... + 20676141.

It is an arithmetic number, because the mean of its divisors is an integer number (134394806).

Almost surely, 2^744340446 is an apocalyptic number.

744340446 is an abundant number, since it is smaller than the sum of its proper divisors (868397226).

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

744340446 is a wasteful number, since it uses less digits than its factorization.

744340446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41352255 (or 41352252 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 36.

The square root of 744340446 is about 27282.6033581841. The cubic root of 744340446 is about 906.2691699092.

The spelling of 744340446 in words is "seven hundred forty-four million, three hundred forty thousand, four hundred forty-six".