1072812382 has 4 divisors (see below), whose sum is σ = 1609218576. Its totient is φ = 536406190.

The previous prime is 1072812331. The next prime is 1072812427. The reversal of 1072812382 is 2832182701.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268203094 + ... + 268203097.

It is an arithmetic number, because the mean of its divisors is an integer number (402304644).

Almost surely, 2^1072812382 is an apocalyptic number.

1072812382 is a deficient number, since it is larger than the sum of its proper divisors (536406194).

1072812382 is an equidigital number, since it uses as much as digits as its factorization.

1072812382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536406193.

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 1072812382 is about 32753.8147701913. The cubic root of 1072812382 is about 1023.7044530528.

The spelling of 1072812382 in words is "one billion, seventy-two million, eight hundred twelve thousand, three hundred eighty-two".