740044440 has 48 divisors (see below), whose sum is σ = 2405145600. Its totient is φ = 197345088.

The previous prime is 740044439. The next prime is 740044447. The reversal of 740044440 is 44440047.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740044447) 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 11 ways as a sum of consecutive naturals, for example, 1027480 + ... + 1028199.

It is an arithmetic number, because the mean of its divisors is an integer number (50107200).

Almost surely, 2^740044440 is an apocalyptic number.

It is an amenable number.

740044440 is an abundant number, since it is smaller than the sum of its proper divisors (1665101160).

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

740044440 is a wasteful number, since it uses less digits than its factorization.

740044440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2055696 (or 2055689 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 27.

The square root of 740044440 is about 27203.7578286530. The cubic root of 740044440 is about 904.5222756694.

Adding to 740044440 its reverse (44440047), we get a palindrome (784484487).

The spelling of 740044440 in words is "seven hundred forty million, forty-four thousand, four hundred forty".