734719920 has 320 divisors, whose sum is σ = 2603404800. Its totient is φ = 169861120.

The previous prime is 734719913. The next prime is 734719939. The reversal of 734719920 is 29917437.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8255236 + ... + 8255324.

It is an arithmetic number, because the mean of its divisors is an integer number (8135640).

Almost surely, 2^734719920 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 734719920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1301702400).

734719920 is an abundant number, since it is smaller than the sum of its proper divisors (1868684880).

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

734719920 is a wasteful number, since it uses less digits than its factorization.

734719920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 95256, while the sum is 42.

The square root of 734719920 is about 27105.7174780525. The cubic root of 734719920 is about 902.3477468675.

The spelling of 734719920 in words is "seven hundred thirty-four million, seven hundred nineteen thousand, nine hundred twenty".