961674559 has 8 divisors (see below), whose sum is σ = 981178272. Its totient is φ = 942221280.

The previous prime is 961674533. The next prime is 961674563. The reversal of 961674559 is 955476169.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 961674559 - 2²⁷ = 827456831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (961674509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27169 + ... + 51589.

It is an arithmetic number, because the mean of its divisors is an integer number (122647284).

Almost surely, 2^961674559 is an apocalyptic number.

961674559 is a deficient number, since it is larger than the sum of its proper divisors (19503713).

961674559 is a wasteful number, since it uses less digits than its factorization.

961674559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25217.

The product of its digits is 2041200, while the sum is 52.

The square root of 961674559 is about 31010.8780752819. The cubic root of 961674559 is about 987.0580823282.

The spelling of 961674559 in words is "nine hundred sixty-one million, six hundred seventy-four thousand, five hundred fifty-nine".