7240546 has 16 divisors (see below), whose sum is σ = 11600640. Its totient is φ = 3381840.

The previous prime is 7240531. The next prime is 7240549. The reversal of 7240546 is 6450427.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (7240549) 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, 216 + ... + 3811.

It is an arithmetic number, because the mean of its divisors is an integer number (725040).

Almost surely, 2^7240546 is an apocalyptic number.

7240546 is a deficient number, since it is larger than the sum of its proper divisors (4360094).

7240546 is a wasteful number, since it uses less digits than its factorization.

7240546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4089.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 7240546 is about 2690.8262671529. The cubic root of 7240546 is about 193.4596683853.

The spelling of 7240546 in words is "seven million, two hundred forty thousand, five hundred forty-six".