61266601 has 8 divisors (see below), whose sum is σ = 67032000. Its totient is φ = 55533840.

The previous prime is 61266577. The next prime is 61266607. The reversal of 61266601 is 10666216.

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 61266601 - 2¹³ = 61258409 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 61266601.

It is not an unprimeable number, because it can be changed into a prime (61266607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4141 + ... + 11818.

It is an arithmetic number, because the mean of its divisors is an integer number (8379000).

Almost surely, 2^61266601 is an apocalyptic number.

It is an amenable number.

61266601 is a deficient number, since it is larger than the sum of its proper divisors (5765399).

61266601 is a wasteful number, since it uses less digits than its factorization.

61266601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16319.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 61266601 is about 7827.2984483792. The cubic root of 61266601 is about 394.2223679689. Note that the first 3 decimals are identical.

It can be divided in two parts, 61 and 266601, that added together give a palindrome (266662).

The spelling of 61266601 in words is "sixty-one million, two hundred sixty-six thousand, six hundred one".