961182450 has 120 divisors (see below), whose sum is σ = 2811449520. Its totient is φ = 242805600.

The previous prime is 961182449. The next prime is 961182457. The reversal of 961182450 is 54281169.

961182450 is a `hidden beast` number, since 96 + 118 + 2 + 450 = 666.

It is not an unprimeable number, because it can be changed into a prime (961182457) 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 59 ways as a sum of consecutive naturals, for example, 70705 + ... + 83195.

It is an arithmetic number, because the mean of its divisors is an integer number (23428746).

Almost surely, 2^961182450 is an apocalyptic number.

961182450 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 961182450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1405724760).

961182450 is an abundant number, since it is smaller than the sum of its proper divisors (1850267070).

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

961182450 is a wasteful number, since it uses less digits than its factorization.

961182450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12534 (or 12520 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 961182450 is about 31002.9426022757. The cubic root of 961182450 is about 986.8896875078.

The spelling of 961182450 in words is "nine hundred sixty-one million, one hundred eighty-two thousand, four hundred fifty".