1392223200 has 72 divisors (see below), whose sum is σ = 4531694328. Its totient is φ = 371258880.

The previous prime is 1392223193. The next prime is 1392223201. The reversal of 1392223200 is 23222931.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1392223201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 287647 + ... + 292446.

It is an arithmetic number, because the mean of its divisors is an integer number (62940199).

Almost surely, 2^1392223200 is an apocalyptic number.

1392223200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1392223200 is an abundant number, since it is smaller than the sum of its proper divisors (3139471128).

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

1392223200 is a wasteful number, since it uses less digits than its factorization.

1392223200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580116 (or 580103 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 1392223200 is about 37312.5072864314. The cubic root of 1392223200 is about 1116.6137090303.

The spelling of 1392223200 in words is "one billion, three hundred ninety-two million, two hundred twenty-three thousand, two hundred".