402024224220 has 48 divisors (see below), whose sum is σ = 1125700819488. Its totient is φ = 107203317760.

The previous prime is 402024224197. The next prime is 402024224221. The reversal of 402024224220 is 22422420204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402024224221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2561452 + ... + 2713868.

It is an arithmetic number, because the mean of its divisors is an integer number (23452100406).

Almost surely, 2^402024224220 is an apocalyptic number.

It is an amenable number.

402024224220 is an abundant number, since it is smaller than the sum of its proper divisors (723676595268).

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

402024224220 is a wasteful number, since it uses less digits than its factorization.

402024224220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196390 (or 196388 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 402024224220 its reverse (22422420204), we get a palindrome (424446644424).

The spelling of 402024224220 in words is "four hundred two billion, twenty-four million, two hundred twenty-four thousand, two hundred twenty".