738343320 has 256 divisors, whose sum is σ = 2756436480. Its totient is φ = 155443200.

The previous prime is 738343273. The next prime is 738343327. The reversal of 738343320 is 23343837.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (738343327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 290455 + ... + 292985.

It is an arithmetic number, because the mean of its divisors is an integer number (10767330).

Almost surely, 2^738343320 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 738343320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1378218240).

738343320 is an abundant number, since it is smaller than the sum of its proper divisors (2018093160).

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

738343320 is a wasteful number, since it uses less digits than its factorization.

738343320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2586 (or 2582 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 33.

The square root of 738343320 is about 27172.4735716129. The cubic root of 738343320 is about 903.8286770383.

The spelling of 738343320 in words is "seven hundred thirty-eight million, three hundred forty-three thousand, three hundred twenty".