1676768428 has 24 divisors (see below), whose sum is σ = 3011904000. Its totient is φ = 816404688.

The previous prime is 1676768413. The next prime is 1676768441. The reversal of 1676768428 is 8248676761.

It is a super-2 number, since 2×1676768428² = 5623104722275182368, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15003 + ... + 59821.

It is an arithmetic number, because the mean of its divisors is an integer number (125496000).

Almost surely, 2^1676768428 is an apocalyptic number.

It is an amenable number.

1676768428 is a deficient number, since it is larger than the sum of its proper divisors (1335135572).

1676768428 is a wasteful number, since it uses less digits than its factorization.

1676768428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45069 (or 45067 counting only the distinct ones).

The product of its digits is 5419008, while the sum is 55.

The square root of 1676768428 is about 40948.3629465208. The cubic root of 1676768428 is about 1188.0216706738.

It can be divided in two parts, 1676768 and 428, that added together give a triangular number (1677196 = T₁₈₃₁).

The spelling of 1676768428 in words is "one billion, six hundred seventy-six million, seven hundred sixty-eight thousand, four hundred twenty-eight".