403379 has 4 divisors (see below), whose sum is σ = 405384. Its totient is φ = 401376.

The previous prime is 403369. The next prime is 403387. The reversal of 403379 is 973304.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 403379 - 2⁴ = 403363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (403309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 662 + ... + 1115.

It is an arithmetic number, because the mean of its divisors is an integer number (101346).

2⁴⁰³³⁷⁹ is an apocalyptic number.

403379 is a deficient number, since it is larger than the sum of its proper divisors (2005).

403379 is a wasteful number, since it uses less digits than its factorization.

403379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2004.

The product of its (nonzero) digits is 2268, while the sum is 26.

The square root of 403379 is about 635.1212482668. The cubic root of 403379 is about 73.8875208655.

The spelling of 403379 in words is "four hundred three thousand, three hundred seventy-nine".