676438 has 16 divisors (see below), whose sum is σ = 1221120. Its totient is φ = 274536.

The previous prime is 676427. The next prime is 676463. The reversal of 676438 is 834676.

676438 is nontrivially palindromic in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1006 + ... + 1537.

It is an arithmetic number, because the mean of its divisors is an integer number (76320).

2⁶⁷⁶⁴³⁸ is an apocalyptic number.

676438 is a deficient number, since it is larger than the sum of its proper divisors (544682).

676438 is a wasteful number, since it uses less digits than its factorization.

676438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2571.

The product of its digits is 24192, while the sum is 34.

The square root of 676438 is about 822.4585095918. The cubic root of 676438 is about 87.7827803709.

The spelling of 676438 in words is "six hundred seventy-six thousand, four hundred thirty-eight".