7227649 has 8 divisors (see below), whose sum is σ = 8491392. Its totient is φ = 6065040.

The previous prime is 7227551. The next prime is 7227667. The reversal of 7227649 is 9467227.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 7227649 - 2⁹ = 7227137 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (7227679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25129 + ... + 25414.

It is an arithmetic number, because the mean of its divisors is an integer number (1061424).

Almost surely, 2^7227649 is an apocalyptic number.

It is an amenable number.

7227649 is a deficient number, since it is larger than the sum of its proper divisors (1263743).

7227649 is a wasteful number, since it uses less digits than its factorization.

7227649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50567.

The product of its digits is 42336, while the sum is 37.

The square root of 7227649 is about 2688.4287232508. The cubic root of 7227649 is about 193.3447354221.

The spelling of 7227649 in words is "seven million, two hundred twenty-seven thousand, six hundred forty-nine".