7216464 has 20 divisors (see below), whose sum is σ = 18642656. Its totient is φ = 2405472.

The previous prime is 7216453. The next prime is 7216471. The reversal of 7216464 is 4646127.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75124 + ... + 75219.

Almost surely, 2^7216464 is an apocalyptic number.

It is an amenable number.

7216464 is an abundant number, since it is smaller than the sum of its proper divisors (11426192).

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

7216464 is a wasteful number, since it uses less digits than its factorization.

7216464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150354 (or 150348 counting only the distinct ones).

The product of its digits is 8064, while the sum is 30.

The square root of 7216464 is about 2686.3477064595. The cubic root of 7216464 is about 193.2449483698.

The spelling of 7216464 in words is "seven million, two hundred sixteen thousand, four hundred sixty-four".