674533 has 2 divisors, whose sum is σ = 674534. Its totient is φ = 674532.

The previous prime is 674501. The next prime is 674537. The reversal of 674533 is 335476.

674533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 643204 + 31329 = 802^2 + 177^2 .

It is a cyclic number.

It is not a de Polignac number, because 674533 - 2⁵ = 674501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (674537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337266 + 337267.

It is an arithmetic number, because the mean of its divisors is an integer number (337267).

2⁶⁷⁴⁵³³ is an apocalyptic number.

It is an amenable number.

674533 is a deficient number, since it is larger than the sum of its proper divisors (1).

674533 is an equidigital number, since it uses as much as digits as its factorization.

674533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7560, while the sum is 28.

The square root of 674533 is about 821.2995799341. The cubic root of 674533 is about 87.7002976084.

The spelling of 674533 in words is "six hundred seventy-four thousand, five hundred thirty-three".