422510152 has 8 divisors (see below), whose sum is σ = 792206550. Its totient is φ = 211255072.

The previous prime is 422510113. The next prime is 422510171. The reversal of 422510152 is 251015224.

It can be written as a sum of positive squares in only one way, i.e., 355171716 + 67338436 = 18846^2 + 8206^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26406877 + ... + 26406892.

Almost surely, 2^422510152 is an apocalyptic number.

It is an amenable number.

422510152 is a deficient number, since it is larger than the sum of its proper divisors (369696398).

422510152 is a wasteful number, since it uses less digits than its factorization.

422510152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52813775 (or 52813771 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 422510152 is about 20555.0517391711. The cubic root of 422510152 is about 750.3761976393.

Adding to 422510152 its reverse (251015224), we get a palindrome (673525376).

The spelling of 422510152 in words is "four hundred twenty-two million, five hundred ten thousand, one hundred fifty-two".