607066649 has 4 divisors (see below), whose sum is σ = 693790464. Its totient is φ = 520342836.

The previous prime is 607066637. The next prime is 607066667. The reversal of 607066649 is 946660706.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 946660706 = 2 ⋅473330353.

It is a cyclic number.

It is not a de Polignac number, because 607066649 - 2⁴ = 607066633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (607066609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43361897 + ... + 43361910.

It is an arithmetic number, because the mean of its divisors is an integer number (173447616).

Almost surely, 2^607066649 is an apocalyptic number.

It is an amenable number.

607066649 is a deficient number, since it is larger than the sum of its proper divisors (86723815).

607066649 is an equidigital number, since it uses as much as digits as its factorization.

607066649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86723814.

The product of its (nonzero) digits is 326592, while the sum is 44.

The square root of 607066649 is about 24638.7225521130. The cubic root of 607066649 is about 846.7309959147.

The spelling of 607066649 in words is "six hundred seven million, sixty-six thousand, six hundred forty-nine".