676750642 has 4 divisors (see below), whose sum is σ = 1015125966. Its totient is φ = 338375320.

The previous prime is 676750619. The next prime is 676750649. The reversal of 676750642 is 246057676.

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., 495552121 + 181198521 = 22261^2 + 13461^2 .

It is not an unprimeable number, because it can be changed into a prime (676750649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169187659 + ... + 169187662.

Almost surely, 2^676750642 is an apocalyptic number.

676750642 is a deficient number, since it is larger than the sum of its proper divisors (338375324).

676750642 is a wasteful number, since it uses less digits than its factorization.

676750642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338375323.

The product of its (nonzero) digits is 423360, while the sum is 43.

The square root of 676750642 is about 26014.4314179649. The cubic root of 676750642 is about 877.9630235758.

The spelling of 676750642 in words is "six hundred seventy-six million, seven hundred fifty thousand, six hundred forty-two".