858052148 has 6 divisors (see below), whose sum is σ = 1501591266. Its totient is φ = 429026072.

The previous prime is 858052123. The next prime is 858052187. The reversal of 858052148 is 841250858.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 798175504 + 59876644 = 28252^2 + 7738^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107256515 + ... + 107256522.

It is an arithmetic number, because the mean of its divisors is an integer number (250265211).

Almost surely, 2^858052148 is an apocalyptic number.

It is an amenable number.

858052148 is a deficient number, since it is larger than the sum of its proper divisors (643539118).

858052148 is a wasteful number, since it uses less digits than its factorization.

858052148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214513041 (or 214513039 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 41.

The square root of 858052148 is about 29292.5271699114. The cubic root of 858052148 is about 950.2500350173.

The spelling of 858052148 in words is "eight hundred fifty-eight million, fifty-two thousand, one hundred forty-eight".