675123402 has 16 divisors (see below), whose sum is σ = 1350631872. Its totient is φ = 224976960.

The previous prime is 675123401. The next prime is 675123403. The reversal of 675123402 is 204321576.

It is an interprime number because it is at equal distance from previous prime (675123401) and next prime (675123403).

It is a self number, because there is not a number n which added to its sum of digits gives 675123402.

It is not an unprimeable number, because it can be changed into a prime (675123401) 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 in 7 ways as a sum of consecutive naturals, for example, 10002 + ... + 38082.

It is an arithmetic number, because the mean of its divisors is an integer number (84414492).

Almost surely, 2^675123402 is an apocalyptic number.

675123402 is an abundant number, since it is smaller than the sum of its proper divisors (675508470).

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

675123402 is a wasteful number, since it uses less digits than its factorization.

675123402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32093.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 675123402 is about 25983.1368775981. The cubic root of 675123402 is about 877.2587744491.

Adding to 675123402 its reverse (204321576), we get a palindrome (879444978).

The spelling of 675123402 in words is "six hundred seventy-five million, one hundred twenty-three thousand, four hundred two".