351949630 has 16 divisors (see below), whose sum is σ = 646989120. Its totient is φ = 137784352.

The previous prime is 351949601. The next prime is 351949649. The reversal of 351949630 is 36949153.

351949630 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 373945 + ... + 374884.

It is an arithmetic number, because the mean of its divisors is an integer number (40436820).

Almost surely, 2^351949630 is an apocalyptic number.

351949630 is a deficient number, since it is larger than the sum of its proper divisors (295039490).

351949630 is a wasteful number, since it uses less digits than its factorization.

351949630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748883.

The product of its (nonzero) digits is 87480, while the sum is 40.

The square root of 351949630 is about 18760.3206262580. The cubic root of 351949630 is about 706.0359867379.

The spelling of 351949630 in words is "three hundred fifty-one million, nine hundred forty-nine thousand, six hundred thirty".