630344414 has 32 divisors (see below), whose sum is σ = 1111513536. Its totient is φ = 262471680.

The previous prime is 630344347. The next prime is 630344419. The reversal of 630344414 is 414443036.

630344414 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×630344414² = 794668160522006792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (630344419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145382 + ... + 149654.

It is an arithmetic number, because the mean of its divisors is an integer number (34734798).

Almost surely, 2^630344414 is an apocalyptic number.

630344414 is a deficient number, since it is larger than the sum of its proper divisors (481169122).

630344414 is a wasteful number, since it uses less digits than its factorization.

630344414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4580.

The product of its (nonzero) digits is 13824, while the sum is 29.

The square root of 630344414 is about 25106.6607496895. The cubic root of 630344414 is about 857.4180782887.

The spelling of 630344414 in words is "six hundred thirty million, three hundred forty-four thousand, four hundred fourteen".