422154433 has 4 divisors (see below), whose sum is σ = 427498240. Its totient is φ = 416810628.

The previous prime is 422154431. The next prime is 422154451. The reversal of 422154433 is 334451224.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 422154433 - 2¹ = 422154431 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422154431) 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 in 3 ways as a sum of consecutive naturals, for example, 2671785 + ... + 2671942.

It is an arithmetic number, because the mean of its divisors is an integer number (106874560).

Almost surely, 2^422154433 is an apocalyptic number.

It is an amenable number.

422154433 is a deficient number, since it is larger than the sum of its proper divisors (5343807).

422154433 is an equidigital number, since it uses as much as digits as its factorization.

422154433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5343806.

The product of its digits is 11520, while the sum is 28.

The square root of 422154433 is about 20546.3970807536. The cubic root of 422154433 is about 750.1655533793.

The spelling of 422154433 in words is "four hundred twenty-two million, one hundred fifty-four thousand, four hundred thirty-three".