1922322401 has 4 divisors (see below), whose sum is σ = 1925737392. Its totient is φ = 1918907412.

The previous prime is 1922322331. The next prime is 1922322403. The reversal of 1922322401 is 1042232291.

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 1922322401 - 2¹⁴ = 1922306017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1922322403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1706651 + ... + 1707776.

It is an arithmetic number, because the mean of its divisors is an integer number (481434348).

Almost surely, 2^1922322401 is an apocalyptic number.

It is an amenable number.

1922322401 is a deficient number, since it is larger than the sum of its proper divisors (3414991).

1922322401 is an equidigital number, since it uses as much as digits as its factorization.

1922322401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3414990.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 1922322401 is about 43844.2972460501. The cubic root of 1922322401 is about 1243.3939282346.

Adding to 1922322401 its reverse (1042232291), we get a palindrome (2964554692).

The spelling of 1922322401 in words is "one billion, nine hundred twenty-two million, three hundred twenty-two thousand, four hundred one".