867299488 has 24 divisors (see below), whose sum is σ = 1862723520. Its totient is φ = 394226880.

The previous prime is 867299443. The next prime is 867299497. The reversal of 867299488 is 884992768.

867299488 = T₁₂₅₅₂ + T₁₂₅₅₃ + ... + T₁₂₅₆₂.

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, 1231608 + ... + 1232311.

It is an arithmetic number, because the mean of its divisors is an integer number (77613480).

Almost surely, 2^867299488 is an apocalyptic number.

867299488 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

867299488 is an abundant number, since it is smaller than the sum of its proper divisors (995424032).

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

867299488 is a wasteful number, since it uses less digits than its factorization.

867299488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2463940 (or 2463932 counting only the distinct ones).

The product of its digits is 13934592, while the sum is 61.

The square root of 867299488 is about 29449.9488624344. The cubic root of 867299488 is about 953.6515009984.

The spelling of 867299488 in words is "eight hundred sixty-seven million, two hundred ninety-nine thousand, four hundred eighty-eight".