740718 has 64 divisors (see below), whose sum is σ = 1900800. Its totient is φ = 211680.

The previous prime is 740717. The next prime is 740737. The reversal of 740718 is 817047.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 740691 and 740700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740711) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17205 + ... + 17247.

It is an arithmetic number, because the mean of its divisors is an integer number (29700).

2⁷⁴⁰⁷¹⁸ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 740718, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (950400).

740718 is an abundant number, since it is smaller than the sum of its proper divisors (1160082).

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

740718 is a wasteful number, since it uses less digits than its factorization.

740718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94 (or 88 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 27.

The square root of 740718 is about 860.6497545459. The cubic root of 740718 is about 90.4796612923.

The spelling of 740718 in words is "seven hundred forty thousand, seven hundred eighteen".