210700144 has 10 divisors (see below), whose sum is σ = 408231560. Its totient is φ = 105350064.

The previous prime is 210700121. The next prime is 210700153. The reversal of 210700144 is 441007012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6584364 + ... + 6584395.

It is an arithmetic number, because the mean of its divisors is an integer number (40823156).

Almost surely, 2^210700144 is an apocalyptic number.

It is an amenable number.

210700144 is a deficient number, since it is larger than the sum of its proper divisors (197531416).

210700144 is a wasteful number, since it uses less digits than its factorization.

210700144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13168767 (or 13168761 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 210700144 is about 14515.5139075404. The cubic root of 210700144 is about 595.0520341472.

Adding to 210700144 its reverse (441007012), we get a palindrome (651707156).

The spelling of 210700144 in words is "two hundred ten million, seven hundred thousand, one hundred forty-four".