2072022401 has 4 divisors (see below), whose sum is σ = 2116108032. Its totient is φ = 2027936772.

The previous prime is 2072022397. The next prime is 2072022443. The reversal of 2072022401 is 1042202702.

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 2072022401 - 2² = 2072022397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2072022451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22042745 + ... + 22042838.

It is an arithmetic number, because the mean of its divisors is an integer number (529027008).

Almost surely, 2^2072022401 is an apocalyptic number.

It is an amenable number.

2072022401 is a deficient number, since it is larger than the sum of its proper divisors (44085631).

2072022401 is an equidigital number, since it uses as much as digits as its factorization.

2072022401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44085630.

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 2072022401 is about 45519.4727671576. The cubic root of 2072022401 is about 1274.8668118724.

The spelling of 2072022401 in words is "two billion, seventy-two million, twenty-two thousand, four hundred one".