200149028 has 12 divisors (see below), whose sum is σ = 354695040. Its totient is φ = 98807592.

The previous prime is 200149009. The next prime is 200149043. The reversal of 200149028 is 820941002.

It is a junction number, because it is equal to n+sod(n) for n = 200148988 and 200149006.

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, 316376 + ... + 317007.

It is an arithmetic number, because the mean of its divisors is an integer number (29557920).

Almost surely, 2^200149028 is an apocalyptic number.

It is an amenable number.

200149028 is a deficient number, since it is larger than the sum of its proper divisors (154546012).

200149028 is a wasteful number, since it uses less digits than its factorization.

200149028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633466 (or 633464 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 200149028 is about 14147.4035780422. The cubic root of 200149028 is about 584.9487650846.

It can be divided in two parts, 2001 and 49028, that multiplied together give a triangular number (98105028 = T₁₄₀₀₇).

The spelling of 200149028 in words is "two hundred million, one hundred forty-nine thousand, twenty-eight".