1161572262 has 8 divisors (see below), whose sum is σ = 2323144536. Its totient is φ = 387190752.

The previous prime is 1161572231. The next prime is 1161572267. The reversal of 1161572262 is 2622751611.

1161572262 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

1161572262 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1161572267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96797683 + ... + 96797694.

It is an arithmetic number, because the mean of its divisors is an integer number (290393067).

Almost surely, 2^1161572262 is an apocalyptic number.

1161572262 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1161572262 is a wasteful number, since it uses less digits than its factorization.

1161572262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193595382.

The product of its digits is 10080, while the sum is 33.

The square root of 1161572262 is about 34081.8465168776. The cubic root of 1161572262 is about 1051.1920737809.

The spelling of 1161572262 in words is "one billion, one hundred sixty-one million, five hundred seventy-two thousand, two hundred sixty-two".