146851868 has 6 divisors (see below), whose sum is σ = 256990776. Its totient is φ = 73425932.

The previous prime is 146851847. The next prime is 146851891. The reversal of 146851868 is 868158641.

It is a super-2 number, since 2×146851868² = 43130942270178848, which contains 22 as substring.

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, 18356480 + ... + 18356487.

It is an arithmetic number, because the mean of its divisors is an integer number (42831796).

Almost surely, 2^146851868 is an apocalyptic number.

It is an amenable number.

146851868 is a deficient number, since it is larger than the sum of its proper divisors (110138908).

146851868 is a wasteful number, since it uses less digits than its factorization.

146851868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36712971 (or 36712969 counting only the distinct ones).

The product of its digits is 368640, while the sum is 47.

The square root of 146851868 is about 12118.2452525108. The cubic root of 146851868 is about 527.5858734286.

The spelling of 146851868 in words is "one hundred forty-six million, eight hundred fifty-one thousand, eight hundred sixty-eight".