351420 has 24 divisors (see below), whose sum is σ = 984144. Its totient is φ = 93696.

The previous prime is 351413. The next prime is 351427. The reversal of 351420 is 24153.

It is an interprime number because it is at equal distance from previous prime (351413) and next prime (351427).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a zygodrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 351420.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 351420.

It is not an unprimeable number, because it can be changed into a prime (351427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2869 + ... + 2988.

It is an arithmetic number, because the mean of its divisors is an integer number (41006).

2³⁵¹⁴²⁰ is an apocalyptic number.

351420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

351420 is an abundant number, since it is smaller than the sum of its proper divisors (632724).

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

351420 is a wasteful number, since it uses less digits than its factorization.

351420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5869 (or 5867 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 351420 is about 592.8068825511. The cubic root of 351420 is about 70.5681650456.

Adding to 351420 its reverse (24153), we get a palindrome (375573).

The spelling of 351420 in words is "three hundred fifty-one thousand, four hundred twenty".