961508 has 12 divisors (see below), whose sum is σ = 1690752. Its totient is φ = 478440.

The previous prime is 961507. The next prime is 961511. The reversal of 961508 is 805169.

It is not an unprimeable number, because it can be changed into a prime (961507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 641 + ... + 1527.

It is an arithmetic number, because the mean of its divisors is an integer number (140896).

2⁹⁶¹⁵⁰⁸ is an apocalyptic number.

It is an amenable number.

961508 is a deficient number, since it is larger than the sum of its proper divisors (729244).

961508 is a wasteful number, since it uses less digits than its factorization.

961508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1162 (or 1160 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 961508 is about 980.5651431700. The cubic root of 961508 is about 98.7001093923.

The spelling of 961508 in words is "nine hundred sixty-one thousand, five hundred eight".