670452146 has 16 divisors (see below), whose sum is σ = 1237758144. Its totient is φ = 265233744.

The previous prime is 670452143. The next prime is 670452151. The reversal of 670452146 is 641254076.

It is not an unprimeable number, because it can be changed into a prime (670452143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1841720 + ... + 1842083.

It is an arithmetic number, because the mean of its divisors is an integer number (77359884).

Almost surely, 2^670452146 is an apocalyptic number.

670452146 is a deficient number, since it is larger than the sum of its proper divisors (567305998).

670452146 is a wasteful number, since it uses less digits than its factorization.

670452146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3683825.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 670452146 is about 25893.0907000304. The cubic root of 670452146 is about 875.2308053991.

The spelling of 670452146 in words is "six hundred seventy million, four hundred fifty-two thousand, one hundred forty-six".