402225065 has 8 divisors (see below), whose sum is σ = 526549248. Its totient is φ = 292527280.

The previous prime is 402225029. The next prime is 402225067. The reversal of 402225065 is 560522204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 402225065 - 2⁶ = 402225001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402225067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3656537 + ... + 3656646.

It is an arithmetic number, because the mean of its divisors is an integer number (65818656).

Almost surely, 2^402225065 is an apocalyptic number.

It is an amenable number.

402225065 is a deficient number, since it is larger than the sum of its proper divisors (124324183).

402225065 is a wasteful number, since it uses less digits than its factorization.

402225065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7313199.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 402225065 is about 20055.5494813780. The cubic root of 402225065 is about 738.1699758794.

Adding to 402225065 its reverse (560522204), we get a palindrome (962747269).

The spelling of 402225065 in words is "four hundred two million, two hundred twenty-five thousand, sixty-five".