734744220 has 144 divisors (see below), whose sum is σ = 2422804608. Its totient is φ = 165863040.

The previous prime is 734744209. The next prime is 734744243. The reversal of 734744220 is 22447437.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 242515 + ... + 245525.

It is an arithmetic number, because the mean of its divisors is an integer number (16825032).

Almost surely, 2^734744220 is an apocalyptic number.

734744220 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 734744220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1211402304).

734744220 is an abundant number, since it is smaller than the sum of its proper divisors (1688060388).

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

734744220 is a wasteful number, since it uses less digits than its factorization.

734744220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3120 (or 3111 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 33.

The square root of 734744220 is about 27106.1657192603. The cubic root of 734744220 is about 902.3576947891.

The spelling of 734744220 in words is "seven hundred thirty-four million, seven hundred forty-four thousand, two hundred twenty".