377609 has 6 divisors (see below), whose sum is σ = 391950. Its totient is φ = 363776.

The previous prime is 377599. The next prime is 377617. The reversal of 377609 is 906773.

It can be written as a sum of positive squares in 3 ways, for example, as 78400 + 299209 = 280^2 + 547^2 .

It is not a de Polignac number, because 377609 - 2⁴ = 377593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (377809) 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, 617 + ... + 1065.

It is an arithmetic number, because the mean of its divisors is an integer number (65325).

2³⁷⁷⁶⁰⁹ is an apocalyptic number.

It is an amenable number.

377609 is a deficient number, since it is larger than the sum of its proper divisors (14341).

377609 is an equidigital number, since it uses as much as digits as its factorization.

377609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507 (or 478 counting only the distinct ones).

The product of its (nonzero) digits is 7938, while the sum is 32.

The square root of 377609 is about 614.4989829121. The cubic root of 377609 is about 72.2793290169.

The spelling of 377609 in words is "three hundred seventy-seven thousand, six hundred nine".