2200400042 has 8 divisors (see below), whose sum is σ = 3377358336. Its totient is φ = 1074613932.

The previous prime is 2200400017. The next prime is 2200400047. The reversal of 2200400042 is 2400040022.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (2200400047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12792938 + ... + 12793109.

It is an arithmetic number, because the mean of its divisors is an integer number (422169792).

Almost surely, 2^2200400042 is an apocalyptic number.

2200400042 is a deficient number, since it is larger than the sum of its proper divisors (1176958294).

2200400042 is a wasteful number, since it uses less digits than its factorization.

2200400042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25586092.

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 2200400042 is about 46908.4218664410. The cubic root of 2200400042 is about 1300.6702740742.

Adding to 2200400042 its reverse (2400040022), we get a palindrome (4600440064).

The spelling of 2200400042 in words is "two billion, two hundred million, four hundred thousand, forty-two".