851837046 has 16 divisors (see below), whose sum is σ = 1704777408. Its totient is φ = 283761800.

The previous prime is 851837029. The next prime is 851837047. The reversal of 851837046 is 640738158.

It is a super-2 number, since 2×851837046² = 1451252705876012232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 851836989 and 851837007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (851837047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35760 + ... + 54611.

It is an arithmetic number, because the mean of its divisors is an integer number (106548588).

Almost surely, 2^851837046 is an apocalyptic number.

851837046 is an abundant number, since it is smaller than the sum of its proper divisors (852940362).

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

851837046 is a wasteful number, since it uses less digits than its factorization.

851837046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91947.

The product of its (nonzero) digits is 161280, while the sum is 42.

The square root of 851837046 is about 29186.2475491455. The cubic root of 851837046 is about 947.9501678483.

It can be divided in two parts, 85183 and 7046, that added together give a palindrome (92229).

The spelling of 851837046 in words is "eight hundred fifty-one million, eight hundred thirty-seven thousand, forty-six".