1676646342 has 48 divisors (see below), whose sum is σ = 4263915552. Its totient is φ = 466093440.

The previous prime is 1676646329. The next prime is 1676646343. The reversal of 1676646342 is 2436466761.

It is a happy number.

1676646342 is a `hidden beast` number, since 1 + 6 + 7 + 6 + 6 + 4 + 634 + 2 = 666.

It is a super-2 number, since 2×1676646342² = 5622285912283961928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1676646343) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 175159 + ... + 184482.

It is an arithmetic number, because the mean of its divisors is an integer number (88831574).

Almost surely, 2^1676646342 is an apocalyptic number.

1676646342 is an abundant number, since it is smaller than the sum of its proper divisors (2587269210).

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

1676646342 is a wasteful number, since it uses less digits than its factorization.

1676646342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359693 (or 359690 counting only the distinct ones).

The product of its digits is 870912, while the sum is 45.

The square root of 1676646342 is about 40946.8721882392. The cubic root of 1676646342 is about 1187.9928365721.

The spelling of 1676646342 in words is "one billion, six hundred seventy-six million, six hundred forty-six thousand, three hundred forty-two".