740941640 has 32 divisors (see below), whose sum is σ = 1669983480. Its totient is φ = 295867392.

The previous prime is 740941609. The next prime is 740941657. The reversal of 740941640 is 46149047.

740941640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 714706756 + 26234884 = 26734^2 + 5122^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 740941640.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8102 + ... + 39338.

Almost surely, 2^740941640 is an apocalyptic number.

It is an amenable number.

740941640 is an abundant number, since it is smaller than the sum of its proper divisors (929041840).

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

740941640 is a wasteful number, since it uses less digits than its factorization.

740941640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31841 (or 31837 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 740941640 is about 27220.2432024403. The cubic root of 740941640 is about 904.8876634777.

The spelling of 740941640 in words is "seven hundred forty million, nine hundred forty-one thousand, six hundred forty".