2102712 has 16 divisors (see below), whose sum is σ = 5256840. Its totient is φ = 700896.

The previous prime is 2102693. The next prime is 2102717. The reversal of 2102712 is 2172012.

It is a junction number, because it is equal to n+sod(n) for n = 2102691 and 2102700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102717) 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, 43783 + ... + 43830.

2^2102712 is an apocalyptic number.

It is an amenable number.

2102712 is an abundant number, since it is smaller than the sum of its proper divisors (3154128).

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

2102712 is a wasteful number, since it uses less digits than its factorization.

2102712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87622 (or 87618 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 15.

The square root of 2102712 is about 1450.0731016056. The cubic root of 2102712 is about 128.1130186694.

Adding to 2102712 its reverse (2172012), we get a palindrome (4274724).

The spelling of 2102712 in words is "two million, one hundred two thousand, seven hundred twelve".