2021604246 has 12 divisors (see below), whose sum is σ = 4380142572. Its totient is φ = 673868076.

The previous prime is 2021604227. The next prime is 2021604259. The reversal of 2021604246 is 6424061202.

2021604246 is a `hidden beast` number, since 20 + 216 + 0 + 424 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56155656 + ... + 56155691.

It is an arithmetic number, because the mean of its divisors is an integer number (365011881).

Almost surely, 2^2021604246 is an apocalyptic number.

2021604246 is an abundant number, since it is smaller than the sum of its proper divisors (2358538326).

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

2021604246 is a wasteful number, since it uses less digits than its factorization.

2021604246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112311355 (or 112311352 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 2021604246 is about 44962.2535689660. The cubic root of 2021604246 is about 1264.4414196105.

Adding to 2021604246 its reverse (6424061202), we get a palindrome (8445665448).

The spelling of 2021604246 in words is "two billion, twenty-one million, six hundred four thousand, two hundred forty-six".