2021427652 has 12 divisors (see below), whose sum is σ = 3587322816. Its totient is φ = 996478280.

The previous prime is 2021427647. The next prime is 2021427659. The reversal of 2021427652 is 2567241202.

It is not an unprimeable number, because it can be changed into a prime (2021427659) 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, 3558568 + ... + 3559135.

It is an arithmetic number, because the mean of its divisors is an integer number (298943568).

Almost surely, 2^2021427652 is an apocalyptic number.

It is an amenable number.

2021427652 is a deficient number, since it is larger than the sum of its proper divisors (1565895164).

2021427652 is a wasteful number, since it uses less digits than its factorization.

2021427652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7117778 (or 7117776 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 2021427652 is about 44960.2897232658. The cubic root of 2021427652 is about 1264.4046007869.

Adding to 2021427652 its reverse (2567241202), we get a palindrome (4588668854).

The spelling of 2021427652 in words is "two billion, twenty-one million, four hundred twenty-seven thousand, six hundred fifty-two".