1964016420 has 24 divisors (see below), whose sum is σ = 5499246144. Its totient is φ = 523737696.

The previous prime is 1964016361. The next prime is 1964016427. The reversal of 1964016420 is 246104691.

It is not an unprimeable number, because it can be changed into a prime (1964016427) 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, 16366744 + ... + 16366863.

It is an arithmetic number, because the mean of its divisors is an integer number (229135256).

Almost surely, 2^1964016420 is an apocalyptic number.

1964016420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1964016420 is an abundant number, since it is smaller than the sum of its proper divisors (3535229724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1964016420 is a wasteful number, since it uses less digits than its factorization.

1964016420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32733619 (or 32733617 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 1964016420 is about 44317.2248679901. The cubic root of 1964016420 is about 1252.3191973312.

The spelling of 1964016420 in words is "one billion, nine hundred sixty-four million, sixteen thousand, four hundred twenty".