634326741 has 8 divisors (see below), whose sum is σ = 939743360. Its totient is φ = 422884476.

The previous prime is 634326713. The next prime is 634326811. The reversal of 634326741 is 147623436.

It is a happy number.

It is not a de Polignac number, because 634326741 - 2⁶ = 634326677 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 634326696 and 634326705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634321741) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 11746765 + ... + 11746818.

It is an arithmetic number, because the mean of its divisors is an integer number (117467920).

Almost surely, 2^634326741 is an apocalyptic number.

It is an amenable number.

634326741 is a deficient number, since it is larger than the sum of its proper divisors (305416619).

634326741 is a wasteful number, since it uses less digits than its factorization.

634326741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23493592 (or 23493586 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 634326741 is about 25185.8440597094. The cubic root of 634326741 is about 859.2199258628.

The spelling of 634326741 in words is "six hundred thirty-four million, three hundred twenty-six thousand, seven hundred forty-one".