350120405 has 8 divisors (see below), whose sum is σ = 429915552. Its totient is φ = 273582288.

The previous prime is 350120399. The next prime is 350120411. The reversal of 350120405 is 504021053.

It is an interprime number because it is at equal distance from previous prime (350120399) and next prime (350120411).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 350120405 - 2⁸ = 350120149 is a prime.

It is a super-3 number, since 3×350120405³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

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, 814019 + ... + 814448.

It is an arithmetic number, because the mean of its divisors is an integer number (53739444).

Almost surely, 2^350120405 is an apocalyptic number.

It is an amenable number.

350120405 is a deficient number, since it is larger than the sum of its proper divisors (79795147).

350120405 is a wasteful number, since it uses less digits than its factorization.

350120405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1628515.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 350120405 is about 18711.5046161446. The cubic root of 350120405 is about 704.8106763227.

Adding to 350120405 its reverse (504021053), we get a palindrome (854141458).

The spelling of 350120405 in words is "three hundred fifty million, one hundred twenty thousand, four hundred five".