351421030 has 16 divisors (see below), whose sum is σ = 642000240. Its totient is φ = 138470112.

The previous prime is 351421003. The next prime is 351421033. The reversal of 351421030 is 30124153.

It is a junction number, because it is equal to n+sod(n) for n = 351420989 and 351421007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351421033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 261585 + ... + 262924.

It is an arithmetic number, because the mean of its divisors is an integer number (40125015).

Almost surely, 2^351421030 is an apocalyptic number.

351421030 is a deficient number, since it is larger than the sum of its proper divisors (290579210).

351421030 is a wasteful number, since it uses less digits than its factorization.

351421030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524583.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 351421030 is about 18746.2270870701. The cubic root of 351421030 is about 705.6823398986.

Adding to 351421030 its reverse (30124153), we get a palindrome (381545183).

The spelling of 351421030 in words is "three hundred fifty-one million, four hundred twenty-one thousand, thirty".