630706354 has 4 divisors (see below), whose sum is σ = 946059534. Its totient is φ = 315353176.

The previous prime is 630706333. The next prime is 630706367. The reversal of 630706354 is 453607036.

630706354 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 365765625 + 264940729 = 19125^2 + 16277^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157676587 + ... + 157676590.

Almost surely, 2^630706354 is an apocalyptic number.

630706354 is a deficient number, since it is larger than the sum of its proper divisors (315353180).

630706354 is a wasteful number, since it uses less digits than its factorization.

630706354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315353179.

The product of its (nonzero) digits is 45360, while the sum is 34.

The square root of 630706354 is about 25113.8677626526. The cubic root of 630706354 is about 857.5821550030.

The spelling of 630706354 in words is "six hundred thirty million, seven hundred six thousand, three hundred fifty-four".