2153712 has 40 divisors (see below), whose sum is σ = 6071040. Its totient is φ = 652480.

The previous prime is 2153699. The next prime is 2153717. The reversal of 2153712 is 2173512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2153717) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1512 + ... + 2567.

It is an arithmetic number, because the mean of its divisors is an integer number (151776).

2^2153712 is an apocalyptic number.

2153712 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2153712 is an abundant number, since it is smaller than the sum of its proper divisors (3917328).

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

2153712 is a wasteful number, since it uses less digits than its factorization.

2153712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4101 (or 4095 counting only the distinct ones).

The product of its digits is 420, while the sum is 21.

The square root of 2153712 is about 1467.5530654801. The cubic root of 2153712 is about 129.1405235100.

The spelling of 2153712 in words is "two million, one hundred fifty-three thousand, seven hundred twelve".