675961449 has 4 divisors (see below), whose sum is σ = 901281936. Its totient is φ = 450640964.

The previous prime is 675961427. The next prime is 675961457. The reversal of 675961449 is 944169576.

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.

It is a cyclic number.

It is not a de Polignac number, because 675961449 - 2¹² = 675957353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (675965449) 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, 112660239 + ... + 112660244.

It is an arithmetic number, because the mean of its divisors is an integer number (225320484).

Almost surely, 2^675961449 is an apocalyptic number.

It is an amenable number.

675961449 is a deficient number, since it is larger than the sum of its proper divisors (225320487).

675961449 is a wasteful number, since it uses less digits than its factorization.

675961449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225320486.

The product of its digits is 1632960, while the sum is 51.

The square root of 675961449 is about 25999.2586240454. The cubic root of 675961449 is about 877.6216118657.

The spelling of 675961449 in words is "six hundred seventy-five million, nine hundred sixty-one thousand, four hundred forty-nine".