670953395 has 32 divisors (see below), whose sum is σ = 932069376. Its totient is φ = 454176000.

The previous prime is 670953391. The next prime is 670953419. The reversal of 670953395 is 593359076.

It is not a de Polignac number, because 670953395 - 2² = 670953391 is a prime.

It is not an unprimeable number, because it can be changed into a prime (670953391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1116095 + ... + 1116695.

It is an arithmetic number, because the mean of its divisors is an integer number (29127168).

Almost surely, 2^670953395 is an apocalyptic number.

670953395 is a deficient number, since it is larger than the sum of its proper divisors (261115981).

670953395 is a wasteful number, since it uses less digits than its factorization.

670953395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971.

The product of its (nonzero) digits is 765450, while the sum is 47.

The square root of 670953395 is about 25902.7680953214. The cubic root of 670953395 is about 875.4488668390.

The spelling of 670953395 in words is "six hundred seventy million, nine hundred fifty-three thousand, three hundred ninety-five".