961841776 has 60 divisors (see below), whose sum is σ = 2295375408. Its totient is φ = 387964416.

The previous prime is 961841773. The next prime is 961841813. The reversal of 961841776 is 677148169.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (961841773) 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 11 ways as a sum of consecutive naturals, for example, 22756 + ... + 49411.

Almost surely, 2^961841776 is an apocalyptic number.

It is an amenable number.

961841776 is an abundant number, since it is smaller than the sum of its proper divisors (1333533632).

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

961841776 is a wasteful number, since it uses less digits than its factorization.

961841776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72206 (or 72193 counting only the distinct ones).

The product of its digits is 508032, while the sum is 49.

The square root of 961841776 is about 31013.5740604014. The cubic root of 961841776 is about 987.1152892506.

The spelling of 961841776 in words is "nine hundred sixty-one million, eight hundred forty-one thousand, seven hundred seventy-six".