738340 has 48 divisors (see below), whose sum is σ = 1713600. Its totient is φ = 266112.

The previous prime is 738319. The next prime is 738341. The reversal of 738340 is 43837.

738340 = T₂₁₁ + T₂₁₂ + ... + T₂₃₉.

It is not an unprimeable number, because it can be changed into a prime (738341) by changing a digit.

738340 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 15 ways as a sum of consecutive naturals, for example, 10987 + ... + 11053.

It is an arithmetic number, because the mean of its divisors is an integer number (35700).

2⁷³⁸³⁴⁰ 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 738340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (856800).

738340 is an abundant number, since it is smaller than the sum of its proper divisors (975260).

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

738340 is a wasteful number, since it uses less digits than its factorization.

738340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124 (or 122 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 738340 is about 859.2671295936. The cubic root of 738340 is about 90.3827322332.

The spelling of 738340 in words is "seven hundred thirty-eight thousand, three hundred forty".