422406416 has 10 divisors (see below), whose sum is σ = 818412462. Its totient is φ = 211203200.

The previous prime is 422406409. The next prime is 422406419. The reversal of 422406416 is 614604224.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 285610000 + 136796416 = 16900^2 + 11696^2 .

It is not an unprimeable number, because it can be changed into a prime (422406419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13200185 + ... + 13200216.

Almost surely, 2^422406416 is an apocalyptic number.

It is an amenable number.

422406416 is a deficient number, since it is larger than the sum of its proper divisors (396006046).

422406416 is a wasteful number, since it uses less digits than its factorization.

422406416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26400409 (or 26400403 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 422406416 is about 20552.5282143098. The cubic root of 422406416 is about 750.3147810506.

The spelling of 422406416 in words is "four hundred twenty-two million, four hundred six thousand, four hundred sixteen".