740449338 has 16 divisors (see below), whose sum is σ = 1490707776. Its totient is φ = 245181600.

The previous prime is 740449319. The next prime is 740449343. The reversal of 740449338 is 833944047.

It is a self number, because there is not a number n which added to its sum of digits gives 740449338.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 407731 + ... + 409542.

It is an arithmetic number, because the mean of its divisors is an integer number (93169236).

Almost surely, 2^740449338 is an apocalyptic number.

740449338 is an abundant number, since it is smaller than the sum of its proper divisors (750258438).

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

740449338 is a wasteful number, since it uses less digits than its factorization.

740449338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817429.

The product of its (nonzero) digits is 290304, while the sum is 42.

The square root of 740449338 is about 27211.1987608043. The cubic root of 740449338 is about 904.6872083265.

The spelling of 740449338 in words is "seven hundred forty million, four hundred forty-nine thousand, three hundred thirty-eight".