857042676 has 36 divisors (see below), whose sum is σ = 2475901792. Its totient is φ = 244869264.

The previous prime is 857042663. The next prime is 857042689. The reversal of 857042676 is 676240758.

857042676 is a `hidden beast` number, since 8 + 570 + 4 + 2 + 6 + 76 = 666.

It is an interprime number because it is at equal distance from previous prime (857042663) and next prime (857042689).

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

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, 1700230 + ... + 1700733.

Almost surely, 2^857042676 is an apocalyptic number.

It is an amenable number.

857042676 is an abundant number, since it is smaller than the sum of its proper divisors (1618859116).

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

857042676 is a wasteful number, since it uses less digits than its factorization.

857042676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3400980 (or 3400975 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The square root of 857042676 is about 29275.2912197300. The cubic root of 857042676 is about 949.8772421251.

The spelling of 857042676 in words is "eight hundred fifty-seven million, forty-two thousand, six hundred seventy-six".