1676021438 has 64 divisors (see below), whose sum is σ = 3170119680. Its totient is φ = 646918272.

The previous prime is 1676021429. The next prime is 1676021441. The reversal of 1676021438 is 8341206761.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2305031 + ... + 2305757.

It is an arithmetic number, because the mean of its divisors is an integer number (49533120).

Almost surely, 2^1676021438 is an apocalyptic number.

1676021438 is a deficient number, since it is larger than the sum of its proper divisors (1494098242).

1676021438 is a wasteful number, since it uses less digits than its factorization.

1676021438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1041.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 1676021438 is about 40939.2408087888. The cubic root of 1676021438 is about 1187.8452256921.

The spelling of 1676021438 in words is "one billion, six hundred seventy-six million, twenty-one thousand, four hundred thirty-eight".