422636061 has 8 divisors (see below), whose sum is σ = 567952384. Its totient is φ = 279538560.

The previous prime is 422636021. The next prime is 422636069. The reversal of 422636061 is 160636224.

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

It is not a de Polignac number, because 422636061 - 2¹³ = 422627869 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422636069) 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, 554260 + ... + 555021.

It is an arithmetic number, because the mean of its divisors is an integer number (70994048).

Almost surely, 2^422636061 is an apocalyptic number.

It is an amenable number.

422636061 is a deficient number, since it is larger than the sum of its proper divisors (145316323).

422636061 is a wasteful number, since it uses less digits than its factorization.

422636061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109411.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 422636061 is about 20558.1142374489. The cubic root of 422636061 is about 750.4507281823.

The spelling of 422636061 in words is "four hundred twenty-two million, six hundred thirty-six thousand, sixty-one".