368609 has 2 divisors, whose sum is σ = 368610. Its totient is φ = 368608.

The previous prime is 368597. The next prime is 368633. The reversal of 368609 is 906863.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 253009 + 115600 = 503^2 + 340^2 .

It is a cyclic number.

It is not a de Polignac number, because 368609 - 2⁴ = 368593 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (368689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184304 + 184305.

It is an arithmetic number, because the mean of its divisors is an integer number (184305).

2³⁶⁸⁶⁰⁹ is an apocalyptic number.

It is an amenable number.

368609 is a deficient number, since it is larger than the sum of its proper divisors (1).

368609 is an equidigital number, since it uses as much as digits as its factorization.

368609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 368609 is about 607.1317814116. The cubic root of 368609 is about 71.7004659993.

The spelling of 368609 in words is "three hundred sixty-eight thousand, six hundred nine".