2001402204 has 24 divisors (see below), whose sum is σ = 4682673408. Its totient is φ = 665314800.

The previous prime is 2001402199. The next prime is 2001402241. The reversal of 2001402204 is 4022041002.

It is a super-2 number, since 2×2001402204² = 8011221564352115232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222822 + ... + 231629.

It is an arithmetic number, because the mean of its divisors is an integer number (195111392).

Almost surely, 2^2001402204 is an apocalyptic number.

It is an amenable number.

2001402204 is an abundant number, since it is smaller than the sum of its proper divisors (2681271204).

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

2001402204 is a wasteful number, since it uses less digits than its factorization.

2001402204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454825 (or 454823 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 2001402204 is about 44737.0339204557. The cubic root of 2001402204 is about 1260.2154254991.

Adding to 2001402204 its reverse (4022041002), we get a palindrome (6023443206).

The spelling of 2001402204 in words is "two billion, one million, four hundred two thousand, two hundred four".