216061422 has 32 divisors (see below), whose sum is σ = 443871360. Its totient is φ = 70087200.

The previous prime is 216061411. The next prime is 216061429. The reversal of 216061422 is 224160612.

It is a junction number, because it is equal to n+sod(n) for n = 216061392 and 216061401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216061429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32733 + ... + 38775.

It is an arithmetic number, because the mean of its divisors is an integer number (13870980).

Almost surely, 2^216061422 is an apocalyptic number.

216061422 is an abundant number, since it is smaller than the sum of its proper divisors (227809938).

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

216061422 is a wasteful number, since it uses less digits than its factorization.

216061422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6208.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 216061422 is about 14699.0279270433. The cubic root of 216061422 is about 600.0568668323.

The spelling of 216061422 in words is "two hundred sixteen million, sixty-one thousand, four hundred twenty-two".