61022361 has 8 divisors (see below), whose sum is σ = 83562304. Its totient is φ = 39582000.

The previous prime is 61022341. The next prime is 61022363. The reversal of 61022361 is 16322016.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-61022361 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (61022363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 274765 + ... + 274986.

It is an arithmetic number, because the mean of its divisors is an integer number (10445288).

Almost surely, 2^61022361 is an apocalyptic number.

It is an amenable number.

61022361 is a deficient number, since it is larger than the sum of its proper divisors (22539943).

61022361 is a wasteful number, since it uses less digits than its factorization.

61022361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549791.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 61022361 is about 7811.6810610777. The cubic root of 61022361 is about 393.6978129878.

Adding to 61022361 its reverse (16322016), we get a palindrome (77344377).

The spelling of 61022361 in words is "sixty-one million, twenty-two thousand, three hundred sixty-one".