961244436 has 48 divisors (see below), whose sum is σ = 2279680704. Its totient is φ = 315184896.

The previous prime is 961244381. The next prime is 961244437. The reversal of 961244436 is 634442169.

961244436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 961244394 and 961244403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (961244437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 386830 + ... + 389306.

It is an arithmetic number, because the mean of its divisors is an integer number (47493348).

Almost surely, 2^961244436 is an apocalyptic number.

It is an amenable number.

961244436 is an abundant number, since it is smaller than the sum of its proper divisors (1318436268).

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

961244436 is a wasteful number, since it uses less digits than its factorization.

961244436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3000 (or 2998 counting only the distinct ones).

The product of its digits is 124416, while the sum is 39.

The square root of 961244436 is about 31003.9422654604. The cubic root of 961244436 is about 986.9109016659.

The spelling of 961244436 in words is "nine hundred sixty-one million, two hundred forty-four thousand, four hundred thirty-six".