764527161 has 8 divisors (see below), whose sum is σ = 1032273280. Its totient is φ = 503232912.

The previous prime is 764527121. The next prime is 764527163. The reversal of 764527161 is 161725467.

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

It is not a de Polignac number, because 764527161 - 2⁷ = 764527033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (764527163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1612690 + ... + 1613163.

It is an arithmetic number, because the mean of its divisors is an integer number (129034160).

Almost surely, 2^764527161 is an apocalyptic number.

It is an amenable number.

764527161 is a deficient number, since it is larger than the sum of its proper divisors (267746119).

764527161 is a wasteful number, since it uses less digits than its factorization.

764527161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3225935.

The product of its digits is 70560, while the sum is 39.

The square root of 764527161 is about 27650.0842855858. The cubic root of 764527161 is about 914.3889580943.

The spelling of 764527161 in words is "seven hundred sixty-four million, five hundred twenty-seven thousand, one hundred sixty-one".