350043421 has 16 divisors (see below), whose sum is σ = 442470784. Its totient is φ = 269469504.

The previous prime is 350043409. The next prime is 350043433. The reversal of 350043421 is 124340053.

It is an interprime number because it is at equal distance from previous prime (350043409) and next prime (350043433).

It is a cyclic number.

It is not a de Polignac number, because 350043421 - 2⁵ = 350043389 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 350043392 and 350043401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (350043461) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 48615 + ... + 55348.

It is an arithmetic number, because the mean of its divisors is an integer number (27654424).

Almost surely, 2^350043421 is an apocalyptic number.

It is an amenable number.

350043421 is a deficient number, since it is larger than the sum of its proper divisors (92427363).

350043421 is a wasteful number, since it uses less digits than its factorization.

350043421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104020.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 350043421 is about 18709.4473729183. The cubic root of 350043421 is about 704.7590149308.

Adding to 350043421 its reverse (124340053), we get a palindrome (474383474).

It can be divided in two parts, 350043 and 421, that added together give a square (350464 = 592²).

The spelling of 350043421 in words is "three hundred fifty million, forty-three thousand, four hundred twenty-one".