670551343 has 32 divisors (see below), whose sum is σ = 863262720. Its totient is φ = 505755360.

The previous prime is 670551341. The next prime is 670551353. The reversal of 670551343 is 343155076.

It is not a de Polignac number, because 670551343 - 2¹ = 670551341 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 670551299 and 670551308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670551341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 303280 + ... + 305482.

It is an arithmetic number, because the mean of its divisors is an integer number (26976960).

Almost surely, 2^670551343 is an apocalyptic number.

670551343 is a deficient number, since it is larger than the sum of its proper divisors (192711377).

670551343 is a wasteful number, since it uses less digits than its factorization.

670551343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2347.

The product of its (nonzero) digits is 37800, while the sum is 34.

The square root of 670551343 is about 25895.0061401808. The cubic root of 670551343 is about 875.2739683050.

The spelling of 670551343 in words is "six hundred seventy million, five hundred fifty-one thousand, three hundred forty-three".