61266873 has 8 divisors (see below), whose sum is σ = 83589088. Its totient is φ = 39894624.

The previous prime is 61266869. The next prime is 61266883. The reversal of 61266873 is 37866216.

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

It is not a de Polignac number, because 61266873 - 2² = 61266869 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61266853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237340 + ... + 237597.

It is an arithmetic number, because the mean of its divisors is an integer number (10448636).

Almost surely, 2^61266873 is an apocalyptic number.

It is an amenable number.

61266873 is a deficient number, since it is larger than the sum of its proper divisors (22322215).

61266873 is a wasteful number, since it uses less digits than its factorization.

61266873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474983.

The product of its digits is 72576, while the sum is 39.

The square root of 61266873 is about 7827.3158234480. The cubic root of 61266873 is about 394.2229513663. Note that the first 3 decimals are identical.

The spelling of 61266873 in words is "sixty-one million, two hundred sixty-six thousand, eight hundred seventy-three".