61612196 has 12 divisors (see below), whose sum is σ = 109589340. Its totient is φ = 30300960.

The previous prime is 61612183. The next prime is 61612223. The reversal of 61612196 is 69121616.

It can be written as a sum of positive squares in 2 ways, for example, as 17522596 + 44089600 = 4186^2 + 6640^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126011 + ... + 126498.

It is an arithmetic number, because the mean of its divisors is an integer number (9132445).

Almost surely, 2^61612196 is an apocalyptic number.

It is an amenable number.

61612196 is a deficient number, since it is larger than the sum of its proper divisors (47977144).

61612196 is a wasteful number, since it uses less digits than its factorization.

61612196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252574 (or 252572 counting only the distinct ones).

The product of its digits is 3888, while the sum is 32.

The square root of 61612196 is about 7849.3436668297. The cubic root of 61612196 is about 394.9622267997.

The spelling of 61612196 in words is "sixty-one million, six hundred twelve thousand, one hundred ninety-six".