1393216204 has 24 divisors (see below), whose sum is σ = 2519062560. Its totient is φ = 673710336.

The previous prime is 1393216189. The next prime is 1393216207. The reversal of 1393216204 is 4026123931.

It is not an unprimeable number, because it can be changed into a prime (1393216207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3469 + ... + 52900.

It is an arithmetic number, because the mean of its divisors is an integer number (104960940).

Almost surely, 2^1393216204 is an apocalyptic number.

It is an amenable number.

1393216204 is a deficient number, since it is larger than the sum of its proper divisors (1125846356).

1393216204 is a wasteful number, since it uses less digits than its factorization.

1393216204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56577 (or 56575 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 1393216204 is about 37325.8114982113. The cubic root of 1393216204 is about 1116.8791210625.

The spelling of 1393216204 in words is "one billion, three hundred ninety-three million, two hundred sixteen thousand, two hundred four".