61872014 has 8 divisors (see below), whose sum is σ = 92902680. Its totient is φ = 30904456.

The previous prime is 61871989. The next prime is 61872023. The reversal of 61872014 is 41027816.

61872014 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×61872014² = 7656292232832392, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 13244 + ... + 17295.

It is an arithmetic number, because the mean of its divisors is an integer number (11612835).

Almost surely, 2^61872014 is an apocalyptic number.

61872014 is a deficient number, since it is larger than the sum of its proper divisors (31030666).

61872014 is a wasteful number, since it uses less digits than its factorization.

61872014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31554.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 61872014 is about 7865.8765563667. The cubic root of 61872014 is about 395.5166321108.

The spelling of 61872014 in words is "sixty-one million, eight hundred seventy-two thousand, fourteen".