740608 has 36 divisors (see below), whose sum is σ = 1618848. Its totient is φ = 335360.

The previous prime is 740603. The next prime is 740651. The reversal of 740608 is 806047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2685 + ... + 2947.

It is an arithmetic number, because the mean of its divisors is an integer number (44968).

2⁷⁴⁰⁶⁰⁸ 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 740608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (809424).

740608 is an abundant number, since it is smaller than the sum of its proper divisors (878240).

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

740608 is a wasteful number, since it uses less digits than its factorization.

740608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290 (or 276 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 740608 is about 860.5858469671. The cubic root of 740608 is about 90.4751821899.

The spelling of 740608 in words is "seven hundred forty thousand, six hundred eight".