2042021624 has 32 divisors (see below), whose sum is σ = 3913628400. Its totient is φ = 998565120.

The previous prime is 2042021609. The next prime is 2042021633. The reversal of 2042021624 is 4261202402.

It is a self number, because there is not a number n which added to its sum of digits gives 2042021624.

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, 82004 + ... + 103964.

Almost surely, 2^2042021624 is an apocalyptic number.

It is an amenable number.

2042021624 is a deficient number, since it is larger than the sum of its proper divisors (1871606776).

2042021624 is a wasteful number, since it uses less digits than its factorization.

2042021624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22223 (or 22219 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 2042021624 is about 45188.7333745924. The cubic root of 2042021624 is about 1268.6839496980.

The spelling of 2042021624 in words is "two billion, forty-two million, twenty-one thousand, six hundred twenty-four".