630936734 has 8 divisors (see below), whose sum is σ = 946584408. Its totient is φ = 315408600.

The previous prime is 630936727. The next prime is 630936763. The reversal of 630936734 is 437639036.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 630936691 and 630936700.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15257 + ... + 38660.

It is an arithmetic number, because the mean of its divisors is an integer number (118323051).

Almost surely, 2^630936734 is an apocalyptic number.

630936734 is a deficient number, since it is larger than the sum of its proper divisors (315647674).

630936734 is a wasteful number, since it uses less digits than its factorization.

630936734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59770.

The product of its (nonzero) digits is 244944, while the sum is 41.

The square root of 630936734 is about 25118.4540527478. The cubic root of 630936734 is about 857.6865594932.

The spelling of 630936734 in words is "six hundred thirty million, nine hundred thirty-six thousand, seven hundred thirty-four".