1946445122 has 16 divisors (see below), whose sum is σ = 2985776640. Its totient is φ = 951241728.

The previous prime is 1946445121. The next prime is 1946445133. The reversal of 1946445122 is 2215446491.

It is a super-2 number, since 2×1946445122² = 7577297225915189768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1946445121) 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 7 ways as a sum of consecutive naturals, for example, 58823 + ... + 85749.

It is an arithmetic number, because the mean of its divisors is an integer number (186611040).

Almost surely, 2^1946445122 is an apocalyptic number.

1946445122 is a deficient number, since it is larger than the sum of its proper divisors (1039331518).

1946445122 is a wasteful number, since it uses less digits than its factorization.

1946445122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27745.

The product of its digits is 69120, while the sum is 38.

The square root of 1946445122 is about 44118.5349031447. The cubic root of 1946445122 is about 1248.5733316735.

The spelling of 1946445122 in words is "one billion, nine hundred forty-six million, four hundred forty-five thousand, one hundred twenty-two".