61767130 has 8 divisors (see below), whose sum is σ = 111180852. Its totient is φ = 24706848.

The previous prime is 61767127. The next prime is 61767161. The reversal of 61767130 is 3176716.

It can be written as a sum of positive squares in 2 ways, for example, as 61763881 + 3249 = 7859^2 + 57^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 61767092 and 61767101.

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, 3088347 + ... + 3088366.

Almost surely, 2^61767130 is an apocalyptic number.

61767130 is a deficient number, since it is larger than the sum of its proper divisors (49413722).

61767130 is a wasteful number, since it uses less digits than its factorization.

61767130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6176720.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 61767130 is about 7859.2067029695. The cubic root of 61767130 is about 395.2930155061.

The spelling of 61767130 in words is "sixty-one million, seven hundred sixty-seven thousand, one hundred thirty".