675378356 has 24 divisors (see below), whose sum is σ = 1188813696. Its totient is φ = 335724480.

The previous prime is 675378349. The next prime is 675378359. The reversal of 675378356 is 653873576.

It is a happy number.

It is a super-2 number, since 2×675378356² = 912271847506525472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (675378359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 720320 + ... + 721256.

It is an arithmetic number, because the mean of its divisors is an integer number (49533904).

Almost surely, 2^675378356 is an apocalyptic number.

It is an amenable number.

675378356 is a deficient number, since it is larger than the sum of its proper divisors (513435340).

675378356 is a wasteful number, since it uses less digits than its factorization.

675378356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1799 (or 1797 counting only the distinct ones).

The product of its digits is 3175200, while the sum is 50.

The square root of 675378356 is about 25988.0425580689. The cubic root of 675378356 is about 877.3691900583.

The spelling of 675378356 in words is "six hundred seventy-five million, three hundred seventy-eight thousand, three hundred fifty-six".