670046501 has 2 divisors, whose sum is σ = 670046502.
Its totient is φ = 670046500.
The previous prime is 670046491. The next prime is 670046549. The reversal of 670046501 is 105640076.
Adding to 670046501 its reverse (105640076), we get a palindrome (775686577).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 524868100 + 145178401 = 22910^2 + 12049^2
It is a cyclic number.
It is not a de Polignac number, because 670046501 - 26 = 670046437 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (670046101) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335023250 + 335023251.
It is an arithmetic number, because the mean of its divisors is an integer number (335023251).
Almost surely, 2670046501 is an apocalyptic number.
It is an amenable number.
670046501 is a deficient number, since it is larger than the sum of its proper divisors (1).
670046501 is an equidigital number, since it uses as much as digits as its factorization.
670046501 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5040, while the sum is 29.
The square root of 670046501 is about 25885.2564406845.
The cubic root of 670046501 is about 875.0542555745.
The spelling of 670046501 in words is "six hundred seventy million, forty-six thousand, five hundred one".