7213606 has 8 divisors (see below), whose sum is σ = 10868760. Its totient is φ = 3590688.

The previous prime is 7213603. The next prime is 7213621. The reversal of 7213606 is 6063127.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×7213606² = 104072223046472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7213601) 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, 7491 + ... + 8398.

It is an arithmetic number, because the mean of its divisors is an integer number (1358595).

Almost surely, 2^7213606 is an apocalyptic number.

7213606 is a deficient number, since it is larger than the sum of its proper divisors (3655154).

7213606 is a wasteful number, since it uses less digits than its factorization.

7213606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16118.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 7213606 is about 2685.8157047720. The cubic root of 7213606 is about 193.2194341665.

The spelling of 7213606 in words is "seven million, two hundred thirteen thousand, six hundred six".