61006722 has 16 divisors (see below), whose sum is σ = 139444032. Its totient is φ = 17430480.

The previous prime is 61006717. The next prime is 61006753. The reversal of 61006722 is 22760016.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 61006692 and 61006701.

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, 726229 + ... + 726312.

It is an arithmetic number, because the mean of its divisors is an integer number (8715252).

Almost surely, 2^61006722 is an apocalyptic number.

61006722 is an abundant number, since it is smaller than the sum of its proper divisors (78437310).

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

61006722 is a wasteful number, since it uses less digits than its factorization.

61006722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1452553.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 61006722 is about 7810.6799960055. The cubic root of 61006722 is about 393.6641774152.

Adding to 61006722 its reverse (22760016), we get a palindrome (83766738).

The spelling of 61006722 in words is "sixty-one million, six thousand, seven hundred twenty-two".