734748220 has 24 divisors (see below), whose sum is σ = 1584674784. Its totient is φ = 285955776.

The previous prime is 734748199. The next prime is 734748229. The reversal of 734748220 is 22847437.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a self number, because there is not a number n which added to its sum of digits gives 734748220.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (734748229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 495712 + ... + 497191.

It is an arithmetic number, because the mean of its divisors is an integer number (66028116).

Almost surely, 2^734748220 is an apocalyptic number.

It is an amenable number.

734748220 is an abundant number, since it is smaller than the sum of its proper divisors (849926564).

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

734748220 is a wasteful number, since it uses less digits than its factorization.

734748220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 992949 (or 992947 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 37.

The square root of 734748220 is about 27106.2395031107. The cubic root of 734748220 is about 902.3593322860.

The spelling of 734748220 in words is "seven hundred thirty-four million, seven hundred forty-eight thousand, two hundred twenty".