7212938 has 16 divisors (see below), whose sum is σ = 11681280. Its totient is φ = 3330096.

The previous prime is 7212917. The next prime is 7212943. The reversal of 7212938 is 8392127.

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, 1370 + ... + 4037.

It is an arithmetic number, because the mean of its divisors is an integer number (730080).

Almost surely, 2^7212938 is an apocalyptic number.

7212938 is a deficient number, since it is larger than the sum of its proper divisors (4468342).

7212938 is a wasteful number, since it uses less digits than its factorization.

7212938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5461.

The product of its digits is 6048, while the sum is 32.

The square root of 7212938 is about 2685.6913448868. The cubic root of 7212938 is about 193.2134697632.

The spelling of 7212938 in words is "seven million, two hundred twelve thousand, nine hundred thirty-eight".