7240534 has 12 divisors (see below), whose sum is σ = 12634164. Its totient is φ = 3103044.

The previous prime is 7240531. The next prime is 7240549. The reversal of 7240534 is 4350427.

It is a junction number, because it is equal to n+sod(n) for n = 7240499 and 7240508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7240531) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36844 + ... + 37039.

It is an arithmetic number, because the mean of its divisors is an integer number (1052847).

Almost surely, 2^7240534 is an apocalyptic number.

7240534 is a deficient number, since it is larger than the sum of its proper divisors (5393630).

7240534 is a wasteful number, since it uses less digits than its factorization.

7240534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73899 (or 73892 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 7240534 is about 2690.8240373536. The cubic root of 7240534 is about 193.4595615095.

The spelling of 7240534 in words is "seven million, two hundred forty thousand, five hundred thirty-four".