61040022 has 16 divisors (see below), whose sum is σ = 127388160. Its totient is φ = 19461992.

The previous prime is 61040017. The next prime is 61040033. The reversal of 61040022 is 22004016.

It is a junction number, because it is equal to n+sod(n) for n = 61039983 and 61040010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221022 + ... + 221297.

It is an arithmetic number, because the mean of its divisors is an integer number (7961760).

Almost surely, 2^61040022 is an apocalyptic number.

61040022 is an abundant number, since it is smaller than the sum of its proper divisors (66348138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61040022 is a wasteful number, since it uses less digits than its factorization.

61040022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442347.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 61040022 is about 7812.8114017939. The cubic root of 61040022 is about 393.7357904673.

Adding to 61040022 its reverse (22004016), we get a palindrome (83044038).

The spelling of 61040022 in words is "sixty-one million, forty thousand, twenty-two".