1170367640 has 64 divisors (see below), whose sum is σ = 2845402560. Its totient is φ = 430686720.

The previous prime is 1170367631. The next prime is 1170367651. The reversal of 1170367640 is 467630711.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1170367640.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158102 + ... + 165338.

It is an arithmetic number, because the mean of its divisors is an integer number (44459415).

Almost surely, 2^1170367640 is an apocalyptic number.

1170367640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1170367640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1422701280).

1170367640 is an abundant number, since it is smaller than the sum of its proper divisors (1675034920).

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

1170367640 is a wasteful number, since it uses less digits than its factorization.

1170367640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7572 (or 7568 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 1170367640 is about 34210.6363577178. The cubic root of 1170367640 is about 1053.8385997483.

The spelling of 1170367640 in words is "one billion, one hundred seventy million, three hundred sixty-seven thousand, six hundred forty".