210041040 has 80 divisors (see below), whose sum is σ = 710329536. Its totient is φ = 50918400.

The previous prime is 210041023. The next prime is 210041053. The reversal of 210041040 is 40140012.

210041040 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37141 + ... + 42420.

Almost surely, 2^210041040 is an apocalyptic number.

210041040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210041040 is an abundant number, since it is smaller than the sum of its proper divisors (500288496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210041040 is a wasteful number, since it uses less digits than its factorization.

210041040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79588 (or 79582 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 210041040 is about 14492.7926915415. The cubic root of 210041040 is about 594.4309131601.

Adding to 210041040 its reverse (40140012), we get a palindrome (250181052).

The spelling of 210041040 in words is "two hundred ten million, forty-one thousand, forty".