61262201 has 32 divisors (see below), whose sum is σ = 84000000. Its totient is φ = 44029440.

The previous prime is 61262191. The next prime is 61262207. The reversal of 61262201 is 10226216.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-61262201 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61262207) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48425 + ... + 49673.

It is an arithmetic number, because the mean of its divisors is an integer number (2625000).

Almost surely, 2^61262201 is an apocalyptic number.

It is an amenable number.

61262201 is a deficient number, since it is larger than the sum of its proper divisors (22737799).

61262201 is a wasteful number, since it uses less digits than its factorization.

61262201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1294 (or 1280 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 61262201 is about 7827.0173757313. The cubic root of 61262201 is about 394.2129304182.

Adding to 61262201 its reverse (10226216), we get a palindrome (71488417).

It can be divided in two parts, 61 and 262201, that added together give a palindrome (262262).

The spelling of 61262201 in words is "sixty-one million, two hundred sixty-two thousand, two hundred one".