1864223032 has 48 divisors (see below), whose sum is σ = 4160696760. Its totient is φ = 780365376.

The previous prime is 1864223029. The next prime is 1864223033. The reversal of 1864223032 is 2303224681.

It is a junction number, because it is equal to n+sod(n) for n = 1864222985 and 1864223003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1864223033) 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, 38443 + ... + 72154.

Almost surely, 2^1864223032 is an apocalyptic number.

It is an amenable number.

1864223032 is an abundant number, since it is smaller than the sum of its proper divisors (2296473728).

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

1864223032 is a wasteful number, since it uses less digits than its factorization.

1864223032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110660 (or 110649 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 1864223032 is about 43176.6491520590. The cubic root of 1864223032 is about 1230.7389817590.

The spelling of 1864223032 in words is "one billion, eight hundred sixty-four million, two hundred twenty-three thousand, thirty-two".