675397207 has 4 divisors (see below), whose sum is σ = 675718960. Its totient is φ = 675075456.

The previous prime is 675397193. The next prime is 675397213. The reversal of 675397207 is 702793576.

It is a happy number.

675397207 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-675397207 is a prime.

It is a super-2 number, since 2×675397207² = 912322774446801698, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (675317207) 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, 157707 + ... + 161932.

It is an arithmetic number, because the mean of its divisors is an integer number (168929740).

Almost surely, 2^675397207 is an apocalyptic number.

675397207 is a deficient number, since it is larger than the sum of its proper divisors (321753).

675397207 is a wasteful number, since it uses less digits than its factorization.

675397207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321752.

The product of its (nonzero) digits is 555660, while the sum is 46.

The square root of 675397207 is about 25988.4052415688. The cubic root of 675397207 is about 877.3773529557.

The spelling of 675397207 in words is "six hundred seventy-five million, three hundred ninety-seven thousand, two hundred seven".