2214257636 has 6 divisors (see below), whose sum is σ = 3874950870. Its totient is φ = 1107128816.

The previous prime is 2214257581. The next prime is 2214257651. The reversal of 2214257636 is 6367524122.

It can be written as a sum of positive squares in only one way, i.e., 2048105536 + 166152100 = 45256^2 + 12890^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2214257636.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276782201 + ... + 276782208.

It is an arithmetic number, because the mean of its divisors is an integer number (645825145).

Almost surely, 2^2214257636 is an apocalyptic number.

It is an amenable number.

2214257636 is a deficient number, since it is larger than the sum of its proper divisors (1660693234).

2214257636 is a wasteful number, since it uses less digits than its factorization.

2214257636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553564413 (or 553564411 counting only the distinct ones).

The product of its digits is 120960, while the sum is 38.

The square root of 2214257636 is about 47055.8990563351. The cubic root of 2214257636 is about 1303.3949990919.

The spelling of 2214257636 in words is "two billion, two hundred fourteen million, two hundred fifty-seven thousand, six hundred thirty-six".