61140422 has 16 divisors (see below), whose sum is σ = 106531872. Its totient is φ = 25773120.

The previous prime is 61140421. The next prime is 61140473. The reversal of 61140422 is 22404116.

It is a junction number, because it is equal to n+sod(n) for n = 61140394 and 61140403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61140421) 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, 34943 + ... + 36650.

It is an arithmetic number, because the mean of its divisors is an integer number (6658242).

Almost surely, 2^61140422 is an apocalyptic number.

61140422 is a deficient number, since it is larger than the sum of its proper divisors (45391450).

61140422 is a wasteful number, since it uses less digits than its factorization.

61140422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71663.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 61140422 is about 7819.2341057165. The cubic root of 61140422 is about 393.9515473756.

Adding to 61140422 its reverse (22404116), we get a palindrome (83544538).

The spelling of 61140422 in words is "sixty-one million, one hundred forty thousand, four hundred twenty-two".