630706246 has 4 divisors (see below), whose sum is σ = 946059372. Its totient is φ = 315353122.

The previous prime is 630706213. The next prime is 630706247. The reversal of 630706246 is 642607036.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (630706247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157676560 + ... + 157676563.

It is an arithmetic number, because the mean of its divisors is an integer number (236514843).

Almost surely, 2^630706246 is an apocalyptic number.

630706246 is a deficient number, since it is larger than the sum of its proper divisors (315353126).

630706246 is a wasteful number, since it uses less digits than its factorization.

630706246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315353125.

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 630706246 is about 25113.8656124460. The cubic root of 630706246 is about 857.5821060532.

The spelling of 630706246 in words is "six hundred thirty million, seven hundred six thousand, two hundred forty-six".