7042563 has 36 divisors (see below), whose sum is σ = 11618880. Its totient is φ = 4102560.

The previous prime is 7042523. The next prime is 7042579. The reversal of 7042563 is 3652407.

It is a happy number.

7042563 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 7042563 - 2⁹ = 7042051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7042523) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 31470 + ... + 31692.

Almost surely, 2^7042563 is an apocalyptic number.

7042563 is a deficient number, since it is larger than the sum of its proper divisors (4576317).

7042563 is a wasteful number, since it uses less digits than its factorization.

7042563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280 (or 266 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 7042563 is about 2653.7827718184. The cubic root of 7042563 is about 191.6800498111.

The spelling of 7042563 in words is "seven million, forty-two thousand, five hundred sixty-three".