610561332 has 18 divisors (see below), whose sum is σ = 1543363458. Its totient is φ = 203520432.

The previous prime is 610561319. The next prime is 610561361. The reversal of 610561332 is 233165016.

610561332 is a `hidden beast` number, since 6 + 10 + 5 + 613 + 32 = 666.

It can be written as a sum of positive squares in only one way, i.e., 505170576 + 105390756 = 22476^2 + 10266^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×610561332² = 745570280267228448, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 610561296 and 610561305.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8479983 + ... + 8480054.

Almost surely, 2^610561332 is an apocalyptic number.

It is an amenable number.

610561332 is an abundant number, since it is smaller than the sum of its proper divisors (932802126).

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

610561332 is a wasteful number, since it uses less digits than its factorization.

610561332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16960047 (or 16960042 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 610561332 is about 24709.5392915368. The cubic root of 610561332 is about 848.3526720009.

The spelling of 610561332 in words is "six hundred ten million, five hundred sixty-one thousand, three hundred thirty-two".