850888642 has 8 divisors (see below), whose sum is σ = 1285649676. Its totient is φ = 422338752.

The previous prime is 850888627. The next prime is 850888663. The reversal of 850888642 is 246888058.

It can be written as a sum of positive squares in 2 ways, for example, as 850830561 + 58081 = 29169^2 + 241^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×850888642² = 1448022962169208328, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1552443 + ... + 1552990.

Almost surely, 2^850888642 is an apocalyptic number.

850888642 is a deficient number, since it is larger than the sum of its proper divisors (434761034).

850888642 is a wasteful number, since it uses less digits than its factorization.

850888642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3105572.

The product of its (nonzero) digits is 983040, while the sum is 49.

The square root of 850888642 is about 29169.9955776479. The cubic root of 850888642 is about 947.5982329353.

The spelling of 850888642 in words is "eight hundred fifty million, eight hundred eighty-eight thousand, six hundred forty-two".