870542450 has 24 divisors (see below), whose sum is σ = 1620195780. Its totient is φ = 348004800.

The previous prime is 870542441. The next prime is 870542467. The reversal of 870542450 is 54245078.

It can be written as a sum of positive squares in 6 ways, for example, as 283013329 + 587529121 = 16823^2 + 24239^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 870542450.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97160 + ... + 105740.

Almost surely, 2^870542450 is an apocalyptic number.

870542450 is a deficient number, since it is larger than the sum of its proper divisors (749653330).

870542450 is a wasteful number, since it uses less digits than its factorization.

870542450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10622 (or 10617 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 35.

The square root of 870542450 is about 29504.9563632960. The cubic root of 870542450 is about 954.8386376126.

The spelling of 870542450 in words is "eight hundred seventy million, five hundred forty-two thousand, four hundred fifty".