420065362 has 4 divisors (see below), whose sum is σ = 630098046. Its totient is φ = 210032680.

The previous prime is 420065351. The next prime is 420065369. The reversal of 420065362 is 263560024.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 395651881 + 24413481 = 19891^2 + 4941^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 420065362.

It is not an unprimeable number, because it can be changed into a prime (420065369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105016339 + ... + 105016342.

Almost surely, 2^420065362 is an apocalyptic number.

420065362 is a deficient number, since it is larger than the sum of its proper divisors (210032684).

420065362 is a wasteful number, since it uses less digits than its factorization.

420065362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210032683.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 420065362 is about 20495.4961393961. The cubic root of 420065362 is about 748.9260849351.

The spelling of 420065362 in words is "four hundred twenty million, sixty-five thousand, three hundred sixty-two".