868528146 has 8 divisors (see below), whose sum is σ = 1737056304. Its totient is φ = 289509380.

The previous prime is 868528109. The next prime is 868528183. The reversal of 868528146 is 641825868.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (868528109) and next prime (868528183).

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

868528146 is an admirable number.

It is a super-2 number, since 2×868528146² = 1508682280788394632, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 868528095 and 868528104.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72377340 + ... + 72377351.

It is an arithmetic number, because the mean of its divisors is an integer number (217132038).

Almost surely, 2^868528146 is an apocalyptic number.

868528146 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.

868528146 is a wasteful number, since it uses less digits than its factorization.

868528146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144754696.

The product of its digits is 737280, while the sum is 48.

The square root of 868528146 is about 29470.8015839407. The cubic root of 868528146 is about 954.1016179789.

The spelling of 868528146 in words is "eight hundred sixty-eight million, five hundred twenty-eight thousand, one hundred forty-six".