1285422082 has 16 divisors (see below), whose sum is σ = 2250466560. Its totient is φ = 539173728.

The previous prime is 1285422043. The next prime is 1285422107. The reversal of 1285422082 is 2802245821.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 976107 + ... + 977422.

It is an arithmetic number, because the mean of its divisors is an integer number (140654160).

Almost surely, 2^1285422082 is an apocalyptic number.

1285422082 is a deficient number, since it is larger than the sum of its proper divisors (965044478).

1285422082 is a wasteful number, since it uses less digits than its factorization.

1285422082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1953585.

The product of its (nonzero) digits is 20480, while the sum is 34.

The square root of 1285422082 is about 35852.7834623757. The cubic root of 1285422082 is about 1087.2979906102.

The spelling of 1285422082 in words is "one billion, two hundred eighty-five million, four hundred twenty-two thousand, eighty-two".