7493906 has 48 divisors (see below), whose sum is σ = 14587776. Its totient is φ = 2813184.

The previous prime is 7493903. The next prime is 7493917. The reversal of 7493906 is 6093947.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 7493906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7493903) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 202520 + ... + 202556.

It is an arithmetic number, because the mean of its divisors is an integer number (303912).

Almost surely, 2^7493906 is an apocalyptic number.

It is a pronic number, being equal to 2737×2738.

7493906 is a deficient number, since it is larger than the sum of its proper divisors (7093870).

7493906 is a wasteful number, since it uses less digits than its factorization.

7493906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123 (or 86 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 7493906 is about 2737.4999543379. The cubic root of 7493906 is about 195.6903516853.

The spelling of 7493906 in words is "seven million, four hundred ninety-three thousand, nine hundred six".