676073642 has 4 divisors (see below), whose sum is σ = 1014110466. Its totient is φ = 338036820.

The previous prime is 676073639. The next prime is 676073647. The reversal of 676073642 is 246370676.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 638017081 + 38056561 = 25259^2 + 6169^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 676073642.

It is not an unprimeable number, because it can be changed into a prime (676073647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169018409 + ... + 169018412.

Almost surely, 2^676073642 is an apocalyptic number.

676073642 is a deficient number, since it is larger than the sum of its proper divisors (338036824).

676073642 is a wasteful number, since it uses less digits than its factorization.

676073642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338036823.

The product of its (nonzero) digits is 254016, while the sum is 41.

The square root of 676073642 is about 26001.4161537405. The cubic root of 676073642 is about 877.6701637245.

The spelling of 676073642 in words is "six hundred seventy-six million, seventy-three thousand, six hundred forty-two".