961594452 has 216 divisors, whose sum is σ = 3062020416. Its totient is φ = 249080832.

The previous prime is 961594397. The next prime is 961594453. The reversal of 961594452 is 254495169.

961594452 is a `hidden beast` number, since 9 + 6 + 1 + 594 + 4 + 52 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 961594398 and 961594407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (961594453) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2853228 + ... + 2853564.

Almost surely, 2^961594452 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 961594452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1531010208).

961594452 is an abundant number, since it is smaller than the sum of its proper divisors (2100425964).

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

961594452 is a wasteful number, since it uses less digits than its factorization.

961594452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447 (or 429 counting only the distinct ones).

The product of its digits is 388800, while the sum is 45.

The square root of 961594452 is about 31009.5864532244. The cubic root of 961594452 is about 987.0306744223.

The spelling of 961594452 in words is "nine hundred sixty-one million, five hundred ninety-four thousand, four hundred fifty-two".