2042620404 has 48 divisors (see below), whose sum is σ = 5203140096. Its totient is φ = 618530400.

The previous prime is 2042620367. The next prime is 2042620421. The reversal of 2042620404 is 4040262402.

It is a super-2 number, since 2×2042620404² = 8344596229674246432, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210009 + ... + 219519.

It is an arithmetic number, because the mean of its divisors is an integer number (108398752).

Almost surely, 2^2042620404 is an apocalyptic number.

It is an amenable number.

2042620404 is an abundant number, since it is smaller than the sum of its proper divisors (3160519692).

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

2042620404 is a wasteful number, since it uses less digits than its factorization.

2042620404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11156 (or 11154 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 2042620404 is about 45195.3582129847. The cubic root of 2042620404 is about 1268.8079425632.

Adding to 2042620404 its reverse (4040262402), we get a palindrome (6082882806).

The spelling of 2042620404 in words is "two billion, forty-two million, six hundred twenty thousand, four hundred four".