740668064 has 48 divisors (see below), whose sum is σ = 1495065600. Its totient is φ = 361073664.

The previous prime is 740668043. The next prime is 740668079. The reversal of 740668064 is 460866047.

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, 238232 + ... + 241320.

It is an arithmetic number, because the mean of its divisors is an integer number (31147200).

Almost surely, 2^740668064 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 740668064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (747532800).

740668064 is an abundant number, since it is smaller than the sum of its proper divisors (754397536).

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

740668064 is a wasteful number, since it uses less digits than its factorization.

740668064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3285 (or 3277 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 41.

The square root of 740668064 is about 27215.2175078576. The cubic root of 740668064 is about 904.7762799767.

The spelling of 740668064 in words is "seven hundred forty million, six hundred sixty-eight thousand, sixty-four".