61671466 has 8 divisors (see below), whose sum is σ = 92608740. Its totient is φ = 30801888.

The previous prime is 61671457. The next prime is 61671469. The reversal of 61671466 is 66417616.

It can be written as a sum of positive squares in 2 ways, for example, as 61293241 + 378225 = 7829^2 + 615^2 .

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

It is not an unprimeable number, because it can be changed into a prime (61671469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14581 + ... + 18328.

Almost surely, 2^61671466 is an apocalyptic number.

61671466 is a deficient number, since it is larger than the sum of its proper divisors (30937274).

61671466 is a wasteful number, since it uses less digits than its factorization.

61671466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33848.

The product of its digits is 36288, while the sum is 37.

The square root of 61671466 is about 7853.1182341793. The cubic root of 61671466 is about 395.0888354379.

The spelling of 61671466 in words is "sixty-one million, six hundred seventy-one thousand, four hundred sixty-six".