734426220 has 96 divisors (see below), whose sum is σ = 2268725760. Its totient is φ = 176028160.

The previous prime is 734426213. The next prime is 734426237. The reversal of 734426220 is 22624437.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52489 + ... + 64991.

It is an arithmetic number, because the mean of its divisors is an integer number (23632560).

Almost surely, 2^734426220 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 734426220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1134362880).

734426220 is an abundant number, since it is smaller than the sum of its proper divisors (1534299540).

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

734426220 is a wasteful number, since it uses less digits than its factorization.

734426220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12615 (or 12613 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 30.

The square root of 734426220 is about 27100.2992603403. The cubic root of 734426220 is about 902.2274947609.

The spelling of 734426220 in words is "seven hundred thirty-four million, four hundred twenty-six thousand, two hundred twenty".