7638212 has 12 divisors (see below), whose sum is σ = 13386240. Its totient is φ = 3813576.

The previous prime is 7638173. The next prime is 7638227. The reversal of 7638212 is 2128367.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4589 + ... + 6027.

It is an arithmetic number, because the mean of its divisors is an integer number (1115520).

Almost surely, 2^7638212 is an apocalyptic number.

It is an amenable number.

7638212 is a deficient number, since it is larger than the sum of its proper divisors (5748028).

7638212 is a wasteful number, since it uses less digits than its factorization.

7638212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2770 (or 2768 counting only the distinct ones).

The product of its digits is 4032, while the sum is 29.

The square root of 7638212 is about 2763.7315354426. The cubic root of 7638212 is about 196.9384744352.

The spelling of 7638212 in words is "seven million, six hundred thirty-eight thousand, two hundred twelve".