1677020328 has 32 divisors (see below), whose sum is σ = 4658390400. Its totient is φ = 559006704.

The previous prime is 1677020327. The next prime is 1677020341. The reversal of 1677020328 is 8230207761.

1677020328 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1677020292 and 1677020301.

It is not an unprimeable number, because it can be changed into a prime (1677020327) 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, 3881776 + ... + 3882207.

It is an arithmetic number, because the mean of its divisors is an integer number (145574700).

Almost surely, 2^1677020328 is an apocalyptic number.

1677020328 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1677020328 is an abundant number, since it is smaller than the sum of its proper divisors (2981370072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1677020328 is a wasteful number, since it uses less digits than its factorization.

1677020328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7763998 (or 7763988 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 1677020328 is about 40951.4386560472. The cubic root of 1677020328 is about 1188.0811596426.

The spelling of 1677020328 in words is "one billion, six hundred seventy-seven million, twenty thousand, three hundred twenty-eight".