869030577 has 6 divisors (see below), whose sum is σ = 1255266402. Its totient is φ = 579353712.

The previous prime is 869030509. The next prime is 869030587. The reversal of 869030577 is 775030968.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 579894561 + 289136016 = 24081^2 + 17004^2 .

It is not a de Polignac number, because 869030577 - 2¹² = 869026481 is a prime.

It is a super-3 number, since 3×869030577³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (869030587) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 48279468 + ... + 48279485.

It is an arithmetic number, because the mean of its divisors is an integer number (209211067).

Almost surely, 2^869030577 is an apocalyptic number.

It is an amenable number.

869030577 is a deficient number, since it is larger than the sum of its proper divisors (386235825).

869030577 is a wasteful number, since it uses less digits than its factorization.

869030577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96558959 (or 96558956 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The square root of 869030577 is about 29479.3245682461. The cubic root of 869030577 is about 954.2855605203.

The spelling of 869030577 in words is "eight hundred sixty-nine million, thirty thousand, five hundred seventy-seven".