355043420 has 24 divisors (see below), whose sum is σ = 745945200. Its totient is φ = 141949952.

The previous prime is 355043393. The next prime is 355043467. The reversal of 355043420 is 24340553.

It is a self number, because there is not a number n which added to its sum of digits gives 355043420.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80636 + ... + 84924.

It is an arithmetic number, because the mean of its divisors is an integer number (31081050).

Almost surely, 2^355043420 is an apocalyptic number.

It is an amenable number.

355043420 is an abundant number, since it is smaller than the sum of its proper divisors (390901780).

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

355043420 is a wasteful number, since it uses less digits than its factorization.

355043420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8437 (or 8435 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 355043420 is about 18842.5958933476. The cubic root of 355043420 is about 708.0987419072.

Adding to 355043420 its reverse (24340553), we get a palindrome (379383973).

The spelling of 355043420 in words is "three hundred fifty-five million, forty-three thousand, four hundred twenty".