734808240 has 160 divisors (see below), whose sum is σ = 2555044800. Its totient is φ = 194088960.

The previous prime is 734808233. The next prime is 734808247. The reversal of 734808240 is 42808437.

It is an interprime number because it is at equal distance from previous prime (734808233) and next prime (734808247).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 734808195 and 734808204.

It is not an unprimeable number, because it can be changed into a prime (734808247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 233880 + ... + 237000.

It is an arithmetic number, because the mean of its divisors is an integer number (15969030).

Almost surely, 2^734808240 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 734808240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1277522400).

734808240 is an abundant number, since it is smaller than the sum of its proper divisors (1820236560).

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

734808240 is a wasteful number, since it uses less digits than its factorization.

734808240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3252 (or 3240 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 36.

The square root of 734808240 is about 27107.3466056713. The cubic root of 734808240 is about 902.3839022140.

The spelling of 734808240 in words is "seven hundred thirty-four million, eight hundred eight thousand, two hundred forty".