350121420 has 96 divisors (see below), whose sum is σ = 1188311040. Its totient is φ = 84876480.

The previous prime is 350121419. The next prime is 350121439. The reversal of 350121420 is 24121053.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 350121393 and 350121402.

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 31 ways as a sum of consecutive naturals, for example, 23532 + ... + 35411.

It is an arithmetic number, because the mean of its divisors is an integer number (12378240).

Almost surely, 2^350121420 is an apocalyptic number.

350121420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

350121420 is an abundant number, since it is smaller than the sum of its proper divisors (838189620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

350121420 is a wasteful number, since it uses less digits than its factorization.

350121420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58972 (or 58964 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 350121420 is about 18711.5317384761. The cubic root of 350121420 is about 704.8113574047.

Adding to 350121420 its reverse (24121053), we get a palindrome (374242473).

The spelling of 350121420 in words is "three hundred fifty million, one hundred twenty-one thousand, four hundred twenty".