675247 has 2 divisors, whose sum is σ = 675248. Its totient is φ = 675246.

The previous prime is 675239. The next prime is 675251. The reversal of 675247 is 742576.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 675247 - 2³ = 675239 is a prime.

It is a super-2 number, since 2×675247² = 911917022018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (675347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337623 + 337624.

It is an arithmetic number, because the mean of its divisors is an integer number (337624).

2⁶⁷⁵²⁴⁷ is an apocalyptic number.

675247 is a deficient number, since it is larger than the sum of its proper divisors (1).

675247 is an equidigital number, since it uses as much as digits as its factorization.

675247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11760, while the sum is 31.

The square root of 675247 is about 821.7341419218. The cubic root of 675247 is about 87.7312305805.

The spelling of 675247 in words is "six hundred seventy-five thousand, two hundred forty-seven".