734756478 has 16 divisors (see below), whose sum is σ = 1470138240. Its totient is φ = 244814616.

The previous prime is 734756453. The next prime is 734756479. The reversal of 734756478 is 874657437.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 734756478.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (734756479) 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, 10018 + ... + 39621.

It is an arithmetic number, because the mean of its divisors is an integer number (91883640).

Almost surely, 2^734756478 is an apocalyptic number.

734756478 is an abundant number, since it is smaller than the sum of its proper divisors (735381762).

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

734756478 is a wasteful number, since it uses less digits than its factorization.

734756478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52111.

The product of its digits is 3951360, while the sum is 51.

The square root of 734756478 is about 27106.3918292347. The cubic root of 734756478 is about 902.3627128797.

The spelling of 734756478 in words is "seven hundred thirty-four million, seven hundred fifty-six thousand, four hundred seventy-eight".