842626851 has 16 divisors (see below), whose sum is σ = 1226184960. Its totient is φ = 510455520.

The previous prime is 842626843. The next prime is 842626859. The reversal of 842626851 is 158626248.

It is an interprime number because it is at equal distance from previous prime (842626843) and next prime (842626859).

It is not a de Polignac number, because 842626851 - 2³ = 842626843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (842626859) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97461 + ... + 105753.

It is an arithmetic number, because the mean of its divisors is an integer number (76636560).

Almost surely, 2^842626851 is an apocalyptic number.

842626851 is a deficient number, since it is larger than the sum of its proper divisors (383558109).

842626851 is a wasteful number, since it uses less digits than its factorization.

842626851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11386.

The product of its digits is 184320, while the sum is 42.

The square root of 842626851 is about 29028.0356035334. The cubic root of 842626851 is about 944.5213185556.

The spelling of 842626851 in words is "eight hundred forty-two million, six hundred twenty-six thousand, eight hundred fifty-one".