7493542 has 16 divisors (see below), whose sum is σ = 13289760. Its totient is φ = 3100608.

The previous prime is 7493527. The next prime is 7493587. The reversal of 7493542 is 2453947.

It is a junction number, because it is equal to n+sod(n) for n = 7493498 and 7493507.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8823 + ... + 9634.

It is an arithmetic number, because the mean of its divisors is an integer number (830610).

Almost surely, 2^7493542 is an apocalyptic number.

7493542 is a deficient number, since it is larger than the sum of its proper divisors (5796218).

7493542 is a wasteful number, since it uses less digits than its factorization.

7493542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18495.

The product of its digits is 30240, while the sum is 34.

The square root of 7493542 is about 2737.4334695112. The cubic root of 7493542 is about 195.6871832245.

The spelling of 7493542 in words is "seven million, four hundred ninety-three thousand, five hundred forty-two".