375809 has 8 divisors (see below), whose sum is σ = 441408. Its totient is φ = 313200.

The previous prime is 375799. The next prime is 375833. The reversal of 375809 is 908573.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 375809 - 2⁸ = 375553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (375899) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 467 + ... + 984.

It is an arithmetic number, because the mean of its divisors is an integer number (55176).

It is a Proth number, since it is equal to 367 ⋅ 2¹⁰ + 1 and 367 < 2¹⁰.

2³⁷⁵⁸⁰⁹ is an apocalyptic number.

It is an amenable number.

375809 is a deficient number, since it is larger than the sum of its proper divisors (65599).

375809 is a wasteful number, since it uses less digits than its factorization.

375809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1495.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 375809 is about 613.0326255592. The cubic root of 375809 is about 72.1642981537.

The spelling of 375809 in words is "three hundred seventy-five thousand, eight hundred nine".