675566042 has 8 divisors (see below), whose sum is σ = 1013550516. Its totient is φ = 337715872.

The previous prime is 675566041. The next prime is 675566053. The reversal of 675566042 is 240665576.

It can be written as a sum of positive squares in 2 ways, for example, as 382163401 + 293402641 = 19549^2 + 17129^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (675566041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19883 + ... + 41790.

Almost surely, 2^675566042 is an apocalyptic number.

675566042 is a deficient number, since it is larger than the sum of its proper divisors (337984474).

675566042 is a wasteful number, since it uses less digits than its factorization.

675566042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67152.

The product of its (nonzero) digits is 302400, while the sum is 41.

The square root of 675566042 is about 25991.6533140930. The cubic root of 675566042 is about 877.4504554512.

The spelling of 675566042 in words is "six hundred seventy-five million, five hundred sixty-six thousand, forty-two".