1940219464 has 16 divisors (see below), whose sum is σ = 3796081920. Its totient is φ = 927930960.

The previous prime is 1940219461. The next prime is 1940219467. The reversal of 1940219464 is 4649120491.

It is an interprime number because it is at equal distance from previous prime (1940219461) and next prime (1940219467).

It is not an unprimeable number, because it can be changed into a prime (1940219461) 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, 5272152 + ... + 5272519.

It is an arithmetic number, because the mean of its divisors is an integer number (237255120).

Almost surely, 2^1940219464 is an apocalyptic number.

It is an amenable number.

1940219464 is a deficient number, since it is larger than the sum of its proper divisors (1855862456).

1940219464 is a wasteful number, since it uses less digits than its factorization.

1940219464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10544700 (or 10544696 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 1940219464 is about 44047.9223573598. The cubic root of 1940219464 is about 1247.2407326232.

The spelling of 1940219464 in words is "one billion, nine hundred forty million, two hundred nineteen thousand, four hundred sixty-four".