210426120 has 64 divisors (see below), whose sum is σ = 701424000. Its totient is φ = 56113344.

The previous prime is 210426091. The next prime is 210426131. The reversal of 210426120 is 21624012.

210426120 is a `hidden beast` number, since 2 + 10 + 42 + 612 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 210426093 and 210426102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96340 + ... + 98499.

It is an arithmetic number, because the mean of its divisors is an integer number (10959750).

Almost surely, 2^210426120 is an apocalyptic number.

210426120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210426120 is an abundant number, since it is smaller than the sum of its proper divisors (490997880).

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

210426120 is a wasteful number, since it uses less digits than its factorization.

210426120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194859 (or 194849 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 210426120 is about 14506.0718321674. The cubic root of 210426120 is about 594.7939592124.

It can be divided in two parts, 2104 and 26120, that added together give a square (28224 = 168²).

The spelling of 210426120 in words is "two hundred ten million, four hundred twenty-six thousand, one hundred twenty".