740841684 has 96 divisors (see below), whose sum is σ = 1977937920. Its totient is φ = 213628800.

The previous prime is 740841677. The next prime is 740841727. The reversal of 740841684 is 486148047.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 725094 + ... + 726114.

It is an arithmetic number, because the mean of its divisors is an integer number (20603520).

Almost surely, 2^740841684 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 740841684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (988968960).

740841684 is an abundant number, since it is smaller than the sum of its proper divisors (1237096236).

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

740841684 is a wasteful number, since it uses less digits than its factorization.

740841684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301 (or 1299 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 42.

The square root of 740841684 is about 27218.4070805034. The cubic root of 740841684 is about 904.8469706557.

The spelling of 740841684 in words is "seven hundred forty million, eight hundred forty-one thousand, six hundred eighty-four".