961623546 has 16 divisors (see below), whose sum is σ = 2071189344. Its totient is φ = 295884144.

The previous prime is 961623541. The next prime is 961623563. The reversal of 961623546 is 645326169.

It is a super-2 number, since 2×961623546² = 1849439688443228232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 961623498 and 961623507.

It is not an unprimeable number, because it can be changed into a prime (961623541) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6164176 + ... + 6164331.

It is an arithmetic number, because the mean of its divisors is an integer number (129449334).

Almost surely, 2^961623546 is an apocalyptic number.

961623546 is an abundant number, since it is smaller than the sum of its proper divisors (1109565798).

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

961623546 is a wasteful number, since it uses less digits than its factorization.

961623546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12328525.

The product of its digits is 233280, while the sum is 42.

The square root of 961623546 is about 31010.0555626719. The cubic root of 961623546 is about 987.0406288547.

The spelling of 961623546 in words is "nine hundred sixty-one million, six hundred twenty-three thousand, five hundred forty-six".