400242202 has 8 divisors (see below), whose sum is σ = 601661376. Its totient is φ = 199688412.

The previous prime is 400242197. The next prime is 400242217. The reversal of 400242202 is 202242004.

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

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 3 ways as a sum of consecutive naturals, for example, 215188 + ... + 217039.

It is an arithmetic number, because the mean of its divisors is an integer number (75207672).

Almost surely, 2^400242202 is an apocalyptic number.

400242202 is a deficient number, since it is larger than the sum of its proper divisors (201419174).

400242202 is a wasteful number, since it uses less digits than its factorization.

400242202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432692.

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 400242202 is about 20006.0541336866. The cubic root of 400242202 is about 736.9549830221.

Adding to 400242202 its reverse (202242004), we get a palindrome (602484206).

The spelling of 400242202 in words is "four hundred million, two hundred forty-two thousand, two hundred two".