1072768742 has 8 divisors (see below), whose sum is σ = 1612096536. Its totient is φ = 535403232.

The previous prime is 1072768727. The next prime is 1072768751. The reversal of 1072768742 is 2478672701.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1072768693 and 1072768702.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 489203 + ... + 491390.

It is an arithmetic number, because the mean of its divisors is an integer number (201512067).

Almost surely, 2^1072768742 is an apocalyptic number.

1072768742 is a deficient number, since it is larger than the sum of its proper divisors (539327794).

1072768742 is an equidigital number, since it uses as much as digits as its factorization.

1072768742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 981142.

The product of its (nonzero) digits is 263424, while the sum is 44.

The square root of 1072768742 is about 32753.1485814723. The cubic root of 1072768742 is about 1023.6905720708.

The spelling of 1072768742 in words is "one billion, seventy-two million, seven hundred sixty-eight thousand, seven hundred forty-two".