61226867 has 4 divisors (see below), whose sum is σ = 65936640. Its totient is φ = 56517096.

The previous prime is 61226849. The next prime is 61226887. The reversal of 61226867 is 76862216.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 61226867 - 2⁸ = 61226611 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 61226867.

It is not an unprimeable number, because it can be changed into a prime (61226887) 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 3 ways as a sum of consecutive naturals, for example, 2354867 + ... + 2354892.

It is an arithmetic number, because the mean of its divisors is an integer number (16484160).

Almost surely, 2^61226867 is an apocalyptic number.

61226867 is a deficient number, since it is larger than the sum of its proper divisors (4709773).

61226867 is a wasteful number, since it uses less digits than its factorization.

61226867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4709772.

The product of its digits is 48384, while the sum is 38.

The square root of 61226867 is about 7824.7598685199. The cubic root of 61226867 is about 394.1371262069.

The spelling of 61226867 in words is "sixty-one million, two hundred twenty-six thousand, eight hundred sixty-seven".