61422006 has 16 divisors (see below), whose sum is σ = 128185344. Its totient is φ = 19583784.

The previous prime is 61422001. The next prime is 61422007. The reversal of 61422006 is 60022416.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61422001) 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, 222406 + ... + 222681.

It is an arithmetic number, because the mean of its divisors is an integer number (8011584).

Almost surely, 2^61422006 is an apocalyptic number.

61422006 is an abundant number, since it is smaller than the sum of its proper divisors (66763338).

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

61422006 is a wasteful number, since it uses less digits than its factorization.

61422006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445115.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 61422006 is about 7837.2192772692. The cubic root of 61422006 is about 394.5554064128. Note that the first 3 decimals are identical.

The spelling of 61422006 in words is "sixty-one million, four hundred twenty-two thousand, six".