61937798 has 32 divisors (see below), whose sum is σ = 103723200. Its totient is φ = 27555840.

The previous prime is 61937797. The next prime is 61937801. The reversal of 61937798 is 89773916.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61937791) 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 15 ways as a sum of consecutive naturals, for example, 103103 + ... + 103701.

It is an arithmetic number, because the mean of its divisors is an integer number (3241350).

Almost surely, 2^61937798 is an apocalyptic number.

61937798 is a deficient number, since it is larger than the sum of its proper divisors (41785402).

61937798 is a wasteful number, since it uses less digits than its factorization.

61937798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752.

The product of its digits is 571536, while the sum is 50.

The square root of 61937798 is about 7870.0570518898. The cubic root of 61937798 is about 395.6567571239.

The spelling of 61937798 in words is "sixty-one million, nine hundred thirty-seven thousand, seven hundred ninety-eight".