2129662 has 16 divisors (see below), whose sum is σ = 3388032. Its totient is φ = 1001880.

The previous prime is 2129627. The next prime is 2129671. The reversal of 2129662 is 2669212.

It is a self number, because there is not a number n which added to its sum of digits gives 2129662.

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, 2737 + ... + 3427.

It is an arithmetic number, because the mean of its divisors is an integer number (211752).

2^2129662 is an apocalyptic number.

2129662 is a deficient number, since it is larger than the sum of its proper divisors (1258370).

2129662 is a wasteful number, since it uses less digits than its factorization.

2129662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 783.

The product of its digits is 2592, while the sum is 28.

The square root of 2129662 is about 1459.3361504465. The cubic root of 2129662 is about 128.6580290168.

The spelling of 2129662 in words is "two million, one hundred twenty-nine thousand, six hundred sixty-two".