7481963 has 4 divisors (see below), whose sum is σ = 7566120. Its totient is φ = 7397808.

The previous prime is 7481939. The next prime is 7481983. The reversal of 7481963 is 3691847.

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 7481963 - 2²⁰ = 6433387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7481933) 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, 41945 + ... + 42122.

It is an arithmetic number, because the mean of its divisors is an integer number (1891530).

Almost surely, 2^7481963 is an apocalyptic number.

7481963 is a deficient number, since it is larger than the sum of its proper divisors (84157).

7481963 is an equidigital number, since it uses as much as digits as its factorization.

7481963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84156.

The product of its digits is 36288, while the sum is 38.

The square root of 7481963 is about 2735.3177146357. The cubic root of 7481963 is about 195.5863395040.

The spelling of 7481963 in words is "seven million, four hundred eighty-one thousand, nine hundred sixty-three".