61529196 has 12 divisors (see below), whose sum is σ = 143568152. Its totient is φ = 20509728.

The previous prime is 61529191. The next prime is 61529231. The reversal of 61529196 is 69192516.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (61529191) 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, 2563705 + ... + 2563728.

Almost surely, 2^61529196 is an apocalyptic number.

It is an amenable number.

61529196 is an abundant number, since it is smaller than the sum of its proper divisors (82038956).

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

61529196 is a wasteful number, since it uses less digits than its factorization.

61529196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5127440 (or 5127438 counting only the distinct ones).

The product of its digits is 29160, while the sum is 39.

The square root of 61529196 is about 7844.0548187784. The cubic root of 61529196 is about 394.7847911700.

The spelling of 61529196 in words is "sixty-one million, five hundred twenty-nine thousand, one hundred ninety-six".