376409 has 8 divisors (see below), whose sum is σ = 432480. Its totient is φ = 324000.

The previous prime is 376399. The next prime is 376417. The reversal of 376409 is 904673.

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 376409 - 2⁴ = 376393 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 376409.

It is not an unprimeable number, because it can be changed into a prime (376469) 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, 692 + ... + 1109.

It is an arithmetic number, because the mean of its divisors is an integer number (54060).

2³⁷⁶⁴⁰⁹ is an apocalyptic number.

It is an amenable number.

376409 is a deficient number, since it is larger than the sum of its proper divisors (56071).

376409 is a wasteful number, since it uses less digits than its factorization.

376409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1831.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 376409 is about 613.5218007536. The cubic root of 376409 is about 72.2026825071.

It can be divided in two parts, 37 and 6409, that added together give a palindrome (6446).

The spelling of 376409 in words is "three hundred seventy-six thousand, four hundred nine".