1167472640 has 96 divisors (see below), whose sum is σ = 2923633440. Its totient is φ = 446595072.

The previous prime is 1167472627. The next prime is 1167472751. The reversal of 1167472640 is 462747611.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1167472594 and 1167472603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233042 + ... + 237998.

It is an arithmetic number, because the mean of its divisors is an integer number (30454515).

Almost surely, 2^1167472640 is an apocalyptic number.

1167472640 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 1167472640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1461816720).

1167472640 is an abundant number, since it is smaller than the sum of its proper divisors (1756160800).

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

1167472640 is an equidigital number, since it uses as much as digits as its factorization.

1167472640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5007 (or 4987 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 1167472640 is about 34168.2987577667. The cubic root of 1167472640 is about 1052.9689636830.

The spelling of 1167472640 in words is "one billion, one hundred sixty-seven million, four hundred seventy-two thousand, six hundred forty".