422015452 has 24 divisors (see below), whose sum is σ = 746322192. Its totient is φ = 208790400.

The previous prime is 422015417. The next prime is 422015527. The reversal of 422015452 is 254510224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219648 + ... + 221560.

It is an arithmetic number, because the mean of its divisors is an integer number (31096758).

Almost surely, 2^422015452 is an apocalyptic number.

It is an amenable number.

422015452 is a deficient number, since it is larger than the sum of its proper divisors (324306740).

422015452 is a wasteful number, since it uses less digits than its factorization.

422015452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2469 (or 2467 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 422015452 is about 20543.0146765269. The cubic root of 422015452 is about 750.0832215800.

Adding to 422015452 its reverse (254510224), we get a palindrome (676525676).

The spelling of 422015452 in words is "four hundred twenty-two million, fifteen thousand, four hundred fifty-two".