7042533 has 4 divisors (see below), whose sum is σ = 9390048. Its totient is φ = 4695020.

The previous prime is 7042523. The next prime is 7042579. The reversal of 7042533 is 3352407.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 7042533 - 2⁴ = 7042517 is a prime.

It is a D-number.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 1173753 + ... + 1173758.

It is an arithmetic number, because the mean of its divisors is an integer number (2347512).

Almost surely, 2^7042533 is an apocalyptic number.

It is an amenable number.

7042533 is a deficient number, since it is larger than the sum of its proper divisors (2347515).

7042533 is a wasteful number, since it uses less digits than its factorization.

7042533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2347514.

The product of its (nonzero) digits is 2520, while the sum is 24.

The square root of 7042533 is about 2653.7771195034. Note that the first 3 decimals coincide. The cubic root of 7042533 is about 191.6797776370.

The spelling of 7042533 in words is "seven million, forty-two thousand, five hundred thirty-three".