61614638 has 8 divisors (see below), whose sum is σ = 92457288. Its totient is φ = 30795544.

The previous prime is 61614599. The next prime is 61614649. The reversal of 61614638 is 83641616.

61614638 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 junction number, because it is equal to n+sod(n) for n = 61614598 and 61614607.

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, 3920 + ... + 11772.

It is an arithmetic number, because the mean of its divisors is an integer number (11557161).

Almost surely, 2^61614638 is an apocalyptic number.

61614638 is a deficient number, since it is larger than the sum of its proper divisors (30842650).

61614638 is a wasteful number, since it uses less digits than its factorization.

61614638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11778.

The product of its digits is 20736, while the sum is 35.

The square root of 61614638 is about 7849.4992196955. The cubic root of 61614638 is about 394.9674448414.

The spelling of 61614638 in words is "sixty-one million, six hundred fourteen thousand, six hundred thirty-eight".