670800735 has 24 divisors (see below), whose sum is σ = 1268424144. Its totient is φ = 325236480.

The previous prime is 670800733. The next prime is 670800737. The reversal of 670800735 is 537008076.

It is an interprime number because it is at equal distance from previous prime (670800733) and next prime (670800737).

It is not a de Polignac number, because 670800735 - 2¹ = 670800733 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 670800735.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670800733) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 677082 + ... + 678071.

It is an arithmetic number, because the mean of its divisors is an integer number (52851006).

Almost surely, 2^670800735 is an apocalyptic number.

670800735 is a deficient number, since it is larger than the sum of its proper divisors (597623409).

670800735 is a wasteful number, since it uses less digits than its factorization.

670800735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1355175 (or 1355172 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 670800735 is about 25899.8211383785. The cubic root of 670800735 is about 875.3824657236.

The spelling of 670800735 in words is "six hundred seventy million, eight hundred thousand, seven hundred thirty-five".