2212571516 has 24 divisors (see below), whose sum is σ = 3891083616. Its totient is φ = 1100848320.

The previous prime is 2212571507. The next prime is 2212571533. The reversal of 2212571516 is 6151752122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 771926 + ... + 774786.

It is an arithmetic number, because the mean of its divisors is an integer number (162128484).

Almost surely, 2^2212571516 is an apocalyptic number.

It is an amenable number.

2212571516 is a deficient number, since it is larger than the sum of its proper divisors (1678512100).

2212571516 is a wasteful number, since it uses less digits than its factorization.

2212571516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3749 (or 3747 counting only the distinct ones).

The product of its digits is 8400, while the sum is 32.

The square root of 2212571516 is about 47037.9795059269. The cubic root of 2212571516 is about 1303.0640772803.

The spelling of 2212571516 in words is "two billion, two hundred twelve million, five hundred seventy-one thousand, five hundred sixteen".