61030838 has 8 divisors (see below), whose sum is σ = 99868680. Its totient is φ = 27741280.

The previous prime is 61030811. The next prime is 61030841. The reversal of 61030838 is 83803016.

61030838 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 Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 61030838.

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, 1387043 + ... + 1387086.

It is an arithmetic number, because the mean of its divisors is an integer number (12483585).

Almost surely, 2^61030838 is an apocalyptic number.

61030838 is a deficient number, since it is larger than the sum of its proper divisors (38837842).

61030838 is a wasteful number, since it uses less digits than its factorization.

61030838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2774142.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 61030838 is about 7812.2236271116. The cubic root of 61030838 is about 393.7160424902.

The spelling of 61030838 in words is "sixty-one million, thirty thousand, eight hundred thirty-eight".