1676326399 has 16 divisors (see below), whose sum is σ = 1859990400. Its totient is φ = 1497972960.

The previous prime is 1676326381. The next prime is 1676326409. The reversal of 1676326399 is 9936236761.

It is not a de Polignac number, because 1676326399 - 2¹⁵ = 1676293631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1676326999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 383277 + ... + 387625.

It is an arithmetic number, because the mean of its divisors is an integer number (116249400).

Almost surely, 2^1676326399 is an apocalyptic number.

1676326399 is a deficient number, since it is larger than the sum of its proper divisors (183664001).

1676326399 is a wasteful number, since it uses less digits than its factorization.

1676326399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4950.

The product of its digits is 2204496, while the sum is 52.

The square root of 1676326399 is about 40942.9651955009. The cubic root of 1676326399 is about 1187.9172662383.

The spelling of 1676326399 in words is "one billion, six hundred seventy-six million, three hundred twenty-six thousand, three hundred ninety-nine".