961395804 has 30 divisors (see below), whose sum is σ = 2513279384. Its totient is φ = 320465160.

The previous prime is 961395767. The next prime is 961395817. The reversal of 961395804 is 408593169.

It is a happy number.

961395804 is a `hidden beast` number, since 9 + 61 + 3 + 9 + 580 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 961395804.

It is a congruent number.

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 1483312 + ... + 1483959.

Almost surely, 2^961395804 is an apocalyptic number.

It is an amenable number.

961395804 is an abundant number, since it is smaller than the sum of its proper divisors (1551883580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

961395804 is a wasteful number, since it uses less digits than its factorization.

961395804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2967287 (or 2967276 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 961395804 is about 31006.3832782864. The cubic root of 961395804 is about 986.9627021872.

The spelling of 961395804 in words is "nine hundred sixty-one million, three hundred ninety-five thousand, eight hundred four".