670337265 has 32 divisors (see below), whose sum is σ = 1179634176. Its totient is φ = 322986240.

The previous prime is 670337243. The next prime is 670337321. The reversal of 670337265 is 562733076.

It is not a de Polignac number, because 670337265 - 2⁶ = 670337201 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27406 + ... + 45735.

It is an arithmetic number, because the mean of its divisors is an integer number (36863568).

Almost surely, 2^670337265 is an apocalyptic number.

670337265 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

670337265 is a deficient number, since it is larger than the sum of its proper divisors (509296911).

670337265 is a wasteful number, since it uses less digits than its factorization.

670337265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73209.

The product of its (nonzero) digits is 158760, while the sum is 39.

The square root of 670337265 is about 25890.8722332794. The cubic root of 670337265 is about 875.1808127018.

The spelling of 670337265 in words is "six hundred seventy million, three hundred thirty-seven thousand, two hundred sixty-five".