61273982 has 32 divisors (see below), whose sum is σ = 115340544. Its totient is φ = 23716800.

The previous prime is 61273969. The next prime is 61273987. The reversal of 61273982 is 28937216.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61273987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23882 + ... + 26322.

It is an arithmetic number, because the mean of its divisors is an integer number (3604392).

Almost surely, 2^61273982 is an apocalyptic number.

61273982 is a deficient number, since it is larger than the sum of its proper divisors (54066562).

61273982 is a wasteful number, since it uses less digits than its factorization.

61273982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2624.

The product of its digits is 36288, while the sum is 38.

The square root of 61273982 is about 7827.7699250808. The cubic root of 61273982 is about 394.2381984453.

The spelling of 61273982 in words is "sixty-one million, two hundred seventy-three thousand, nine hundred eighty-two".