675369 has 6 divisors (see below), whose sum is σ = 975546. Its totient is φ = 450240.

The previous prime is 675347. The next prime is 675391. The reversal of 675369 is 963576.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (675347) and next prime (675391).

It can be written as a sum of positive squares in only one way, i.e., 660969 + 14400 = 813^2 + 120^2 .

It is not a de Polignac number, because 675369 - 2⁸ = 675113 is a prime.

It is a super-2 number, since 2×675369² = 912246572322, which contains 22 as substring.

675369 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 675369.

It is not an unprimeable number, because it can be changed into a prime (675319) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37512 + ... + 37529.

It is an arithmetic number, because the mean of its divisors is an integer number (162591).

2⁶⁷⁵³⁶⁹ is an apocalyptic number.

It is an amenable number.

675369 is a deficient number, since it is larger than the sum of its proper divisors (300177).

675369 is a wasteful number, since it uses less digits than its factorization.

675369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75047 (or 75044 counting only the distinct ones).

The product of its digits is 34020, while the sum is 36.

The square root of 675369 is about 821.8083718240. The cubic root of 675369 is about 87.7365138648.

The spelling of 675369 in words is "six hundred seventy-five thousand, three hundred sixty-nine".