630555246 has 32 divisors (see below), whose sum is σ = 1407544320. Its totient is φ = 209238552.

The previous prime is 630555229. The next prime is 630555251. The reversal of 630555246 is 642555036.

It is a happy number.

630555246 is a `hidden beast` number, since 63 + 0 + 5 + 552 + 46 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 630555246.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14140 + ... + 38223.

It is an arithmetic number, because the mean of its divisors is an integer number (43985760).

Almost surely, 2^630555246 is an apocalyptic number.

630555246 is an abundant number, since it is smaller than the sum of its proper divisors (776989074).

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

630555246 is a wasteful number, since it uses less digits than its factorization.

630555246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52597 (or 52591 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The square root of 630555246 is about 25110.8591250877. The cubic root of 630555246 is about 857.5136614936.

The spelling of 630555246 in words is "six hundred thirty million, five hundred fifty-five thousand, two hundred forty-six".