630452306 has 16 divisors (see below), whose sum is σ = 1032041088. Its totient is φ = 286460400.

The previous prime is 630452297. The next prime is 630452353. The reversal of 630452306 is 603254036.

It is a super-3 number, since 3×630452306³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94976 + ... + 101396.

It is an arithmetic number, because the mean of its divisors is an integer number (64502568).

Almost surely, 2^630452306 is an apocalyptic number.

630452306 is a deficient number, since it is larger than the sum of its proper divisors (401588782).

630452306 is a wasteful number, since it uses less digits than its factorization.

630452306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10897.

The product of its (nonzero) digits is 12960, while the sum is 29.

The square root of 630452306 is about 25108.8093305915. The cubic root of 630452306 is about 857.4669950776.

The spelling of 630452306 in words is "six hundred thirty million, four hundred fifty-two thousand, three hundred six".