422356516 has 6 divisors (see below), whose sum is σ = 739123910. Its totient is φ = 211178256.

The previous prime is 422356511. The next prime is 422356549. The reversal of 422356516 is 615653224.

It can be written as a sum of positive squares in only one way, i.e., 290566116 + 131790400 = 17046^2 + 11480^2 .

It is not an unprimeable number, because it can be changed into a prime (422356511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52794561 + ... + 52794568.

Almost surely, 2^422356516 is an apocalyptic number.

It is an amenable number.

422356516 is a deficient number, since it is larger than the sum of its proper divisors (316767394).

422356516 is a wasteful number, since it uses less digits than its factorization.

422356516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105589133 (or 105589131 counting only the distinct ones).

The product of its digits is 43200, while the sum is 34.

The square root of 422356516 is about 20551.3142158841. The cubic root of 422356516 is about 750.2852343229.

The spelling of 422356516 in words is "four hundred twenty-two million, three hundred fifty-six thousand, five hundred sixteen".