7530742 has 16 divisors (see below), whose sum is σ = 11531520. Its totient is φ = 3687912.

The previous prime is 7530739. The next prime is 7530751. The reversal of 7530742 is 2470357.

It is a self number, because there is not a number n which added to its sum of digits gives 7530742.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28503 + ... + 28765.

It is an arithmetic number, because the mean of its divisors is an integer number (720720).

Almost surely, 2^7530742 is an apocalyptic number.

7530742 is a deficient number, since it is larger than the sum of its proper divisors (4000778).

7530742 is a wasteful number, since it uses less digits than its factorization.

7530742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507.

The product of its (nonzero) digits is 5880, while the sum is 28.

The square root of 7530742 is about 2744.2197433879. The cubic root of 7530742 is about 196.0104638312.

The spelling of 7530742 in words is "seven million, five hundred thirty thousand, seven hundred forty-two".