675021607 has 16 divisors (see below), whose sum is σ = 769678560. Its totient is φ = 586852992.

The previous prime is 675021563. The next prime is 675021617. The reversal of 675021607 is 706120576.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-675021607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (675021617) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34833 + ... + 50629.

It is an arithmetic number, because the mean of its divisors is an integer number (48104910).

Almost surely, 2^675021607 is an apocalyptic number.

675021607 is a deficient number, since it is larger than the sum of its proper divisors (94656953).

675021607 is a wasteful number, since it uses less digits than its factorization.

675021607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16002.

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 675021607 is about 25981.1779371144. The cubic root of 675021607 is about 877.2146812531.

The spelling of 675021607 in words is "six hundred seventy-five million, twenty-one thousand, six hundred seven".