7254539 has 2 divisors, whose sum is σ = 7254540. Its totient is φ = 7254538.

The previous prime is 7254517. The next prime is 7254551. The reversal of 7254539 is 9354527.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7254539 - 2¹⁶ = 7189003 is a prime.

It is a super-2 number, since 2×7254539² = 105256672205042, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 7254499 and 7254508.

It is not a weakly prime, because it can be changed into another prime (7254509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3627269 + 3627270.

It is an arithmetic number, because the mean of its divisors is an integer number (3627270).

Almost surely, 2^7254539 is an apocalyptic number.

7254539 is a deficient number, since it is larger than the sum of its proper divisors (1).

7254539 is an equidigital number, since it uses as much as digits as its factorization.

7254539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37800, while the sum is 35.

The square root of 7254539 is about 2693.4251428247. The cubic root of 7254539 is about 193.5842142008.

The spelling of 7254539 in words is "seven million, two hundred fifty-four thousand, five hundred thirty-nine".