210738148 has 6 divisors (see below), whose sum is σ = 368791766. Its totient is φ = 105369072.

The previous prime is 210738133. The next prime is 210738161. The reversal of 210738148 is 841837012.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 208571364 + 2166784 = 14442^2 + 1472^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26342265 + ... + 26342272.

Almost surely, 2^210738148 is an apocalyptic number.

It is an amenable number.

210738148 is a deficient number, since it is larger than the sum of its proper divisors (158053618).

210738148 is a wasteful number, since it uses less digits than its factorization.

210738148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52684541 (or 52684539 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 210738148 is about 14516.8229306553. The cubic root of 210738148 is about 595.0878085223.

The spelling of 210738148 in words is "two hundred ten million, seven hundred thirty-eight thousand, one hundred forty-eight".