634476743 has 4 divisors (see below), whose sum is σ = 635133840. Its totient is φ = 633819648.

The previous prime is 634476673. The next prime is 634476751. The reversal of 634476743 is 347674436.

It is a happy number.

634476743 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 634476743 - 2⁸ = 634476487 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 634476694 and 634476703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634476793) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 327098 + ... + 329031.

It is an arithmetic number, because the mean of its divisors is an integer number (158783460).

Almost surely, 2^634476743 is an apocalyptic number.

634476743 is a deficient number, since it is larger than the sum of its proper divisors (657097).

634476743 is an equidigital number, since it uses as much as digits as its factorization.

634476743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657096.

The product of its digits is 1016064, while the sum is 44.

The square root of 634476743 is about 25188.8217866577. The cubic root of 634476743 is about 859.2876483476.

The spelling of 634476743 in words is "six hundred thirty-four million, four hundred seventy-six thousand, seven hundred forty-three".