1067378752 has 84 divisors (see below), whose sum is σ = 2340754780. Its totient is φ = 482549760.

The previous prime is 1067378731. The next prime is 1067378761. The reversal of 1067378752 is 2578737601.

It can be written as a sum of positive squares in 2 ways, for example, as 664814656 + 402564096 = 25784^2 + 20064^2 .

It is a super-2 number, since 2×1067378752² = 2278594800442155008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2609524 + ... + 2609932.

Almost surely, 2^1067378752 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1067378752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1170377390).

1067378752 is an abundant number, since it is smaller than the sum of its proper divisors (1273376028).

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

1067378752 is a wasteful number, since it uses less digits than its factorization.

1067378752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780 (or 759 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 46.

The square root of 1067378752 is about 32670.7629540542. The cubic root of 1067378752 is about 1021.9732249934.

The spelling of 1067378752 in words is "one billion, sixty-seven million, three hundred seventy-eight thousand, seven hundred fifty-two".