405355224 has 32 divisors (see below), whose sum is σ = 1014099120. Its totient is φ = 135023616.

The previous prime is 405355201. The next prime is 405355229. The reversal of 405355224 is 422553504.

It is a junction number, because it is equal to n+sod(n) for n = 405355191 and 405355200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (405355229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34672 + ... + 44864.

Almost surely, 2^405355224 is an apocalyptic number.

It is an amenable number.

405355224 is an abundant number, since it is smaller than the sum of its proper divisors (608743896).

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

405355224 is a wasteful number, since it uses less digits than its factorization.

405355224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11859 (or 11855 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 405355224 is about 20133.4354743546. The cubic root of 405355224 is about 740.0798696358.

The spelling of 405355224 in words is "four hundred five million, three hundred fifty-five thousand, two hundred twenty-four".