7494863 has 4 divisors (see below), whose sum is σ = 7514520. Its totient is φ = 7475208.

The previous prime is 7494763. The next prime is 7494869. The reversal of 7494863 is 3684947.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 7494863 - 2¹⁰ = 7493839 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7494863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7494869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9245 + ... + 10022.

It is an arithmetic number, because the mean of its divisors is an integer number (1878630).

Almost surely, 2^7494863 is an apocalyptic number.

7494863 is a deficient number, since it is larger than the sum of its proper divisors (19657).

7494863 is a wasteful number, since it uses less digits than its factorization.

7494863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19656.

The product of its digits is 145152, while the sum is 41.

The square root of 7494863 is about 2737.6747432812. The cubic root of 7494863 is about 195.6986814622.

The spelling of 7494863 in words is "seven million, four hundred ninety-four thousand, eight hundred sixty-three".