2212077672 has 144 divisors (see below), whose sum is σ = 7273836960. Its totient is φ = 594805248.

The previous prime is 2212077611. The next prime is 2212077683. The reversal of 2212077672 is 2767702122.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 138063 + ... + 153249.

Almost surely, 2^2212077672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2212077672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3636918480).

2212077672 is an abundant number, since it is smaller than the sum of its proper divisors (5061759288).

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

2212077672 is a wasteful number, since it uses less digits than its factorization.

2212077672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15240 (or 15216 counting only the distinct ones).

The product of its (nonzero) digits is 32928, while the sum is 36.

The square root of 2212077672 is about 47032.7297953244. The cubic root of 2212077672 is about 1302.9671224845.

Adding to 2212077672 its reverse (2767702122), we get a palindrome (4979779794).

The spelling of 2212077672 in words is "two billion, two hundred twelve million, seventy-seven thousand, six hundred seventy-two".