7244247 has 4 divisors (see below), whose sum is σ = 9659000. Its totient is φ = 4829496.

The previous prime is 7244243. The next prime is 7244257. The reversal of 7244247 is 7424427.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 7244247 - 2² = 7244243 is a prime.

It is a super-2 number, since 2×7244247² = 104958229194018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7244243) 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, 1207372 + ... + 1207377.

It is an arithmetic number, because the mean of its divisors is an integer number (2414750).

Almost surely, 2^7244247 is an apocalyptic number.

7244247 is a deficient number, since it is larger than the sum of its proper divisors (2414753).

7244247 is a wasteful number, since it uses less digits than its factorization.

7244247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2414752.

The product of its digits is 12544, while the sum is 30.

The square root of 7244247 is about 2691.5138862729. The cubic root of 7244247 is about 193.4926250286.

The spelling of 7244247 in words is "seven million, two hundred forty-four thousand, two hundred forty-seven".