2021614552 has 32 divisors (see below), whose sum is σ = 3892024080. Its totient is φ = 983856640.

The previous prime is 2021614549. The next prime is 2021614571. The reversal of 2021614552 is 2554161202.

It is a self number, because there is not a number n which added to its sum of digits gives 2021614552.

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, 138348 + ... + 152260.

Almost surely, 2^2021614552 is an apocalyptic number.

It is an amenable number.

2021614552 is a deficient number, since it is larger than the sum of its proper divisors (1870409528).

2021614552 is a wasteful number, since it uses less digits than its factorization.

2021614552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14403 (or 14399 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 2021614552 is about 44962.3681760647. The cubic root of 2021614552 is about 1264.4435682854.

Adding to 2021614552 its reverse (2554161202), we get a palindrome (4575775754).

The spelling of 2021614552 in words is "two billion, twenty-one million, six hundred fourteen thousand, five hundred fifty-two".