61892113 has 8 divisors (see below), whose sum is σ = 63050400. Its totient is φ = 60744288.

The previous prime is 61892107. The next prime is 61892123. The reversal of 61892113 is 31129816.

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

It is a cyclic number.

It is not a de Polignac number, because 61892113 - 2¹⁷ = 61761041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (61892123) 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 7 ways as a sum of consecutive naturals, for example, 9870 + ... + 14872.

It is an arithmetic number, because the mean of its divisors is an integer number (7881300).

Almost surely, 2^61892113 is an apocalyptic number.

It is an amenable number.

61892113 is a deficient number, since it is larger than the sum of its proper divisors (1158287).

61892113 is a wasteful number, since it uses less digits than its factorization.

61892113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5231.

The product of its digits is 2592, while the sum is 31.

The square root of 61892113 is about 7867.1540597601. The cubic root of 61892113 is about 395.5594550698.

The spelling of 61892113 in words is "sixty-one million, eight hundred ninety-two thousand, one hundred thirteen".