7240118 has 16 divisors (see below), whose sum is σ = 11158560. Its totient is φ = 3521856.

The previous prime is 7240117. The next prime is 7240133. The reversal of 7240118 is 8110427.

It is a junction number, because it is equal to n+sod(n) for n = 7240093 and 7240102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7240117) 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, 17498 + ... + 17906.

It is an arithmetic number, because the mean of its divisors is an integer number (697410).

Almost surely, 2^7240118 is an apocalyptic number.

7240118 is a deficient number, since it is larger than the sum of its proper divisors (3918442).

7240118 is a wasteful number, since it uses less digits than its factorization.

7240118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631.

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 7240118 is about 2690.7467365027. The cubic root of 7240118 is about 193.4558564090.

The spelling of 7240118 in words is "seven million, two hundred forty thousand, one hundred eighteen".