740370 has 64 divisors (see below), whose sum is σ = 1969920. Its totient is φ = 177408.

The previous prime is 740359. The next prime is 740371. The reversal of 740370 is 73047.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (740371) by changing a digit.

740370 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19992 + ... + 20028.

It is an arithmetic number, because the mean of its divisors is an integer number (30780).

2⁷⁴⁰³⁷⁰ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 740370, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (984960).

740370 is an abundant number, since it is smaller than the sum of its proper divisors (1229550).

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

740370 is a wasteful number, since it uses less digits than its factorization.

740370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99.

The product of its (nonzero) digits is 588, while the sum is 21.

The square root of 740370 is about 860.4475579604. The cubic root of 740370 is about 90.4654895228.

The spelling of 740370 in words is "seven hundred forty thousand, three hundred seventy", and thus it is an iban number.