744302730 has 32 divisors (see below), whose sum is σ = 1834608384. Its totient is φ = 193116096.

The previous prime is 744302729. The next prime is 744302731. The reversal of 744302730 is 37203447.

It is an interprime number because it is at equal distance from previous prime (744302729) and next prime (744302731).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (744302731) 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, 334162 + ... + 336381.

It is an arithmetic number, because the mean of its divisors is an integer number (57331512).

Almost surely, 2^744302730 is an apocalyptic number.

744302730 is an abundant number, since it is smaller than the sum of its proper divisors (1090305654).

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

744302730 is a wasteful number, since it uses less digits than its factorization.

744302730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670590.

The product of its (nonzero) digits is 14112, while the sum is 30.

The square root of 744302730 is about 27281.9121397310. The cubic root of 744302730 is about 906.2538626550.

The spelling of 744302730 in words is "seven hundred forty-four million, three hundred two thousand, seven hundred thirty".