213355625 has 20 divisors (see below), whose sum is σ = 304702464. Its totient is φ = 146298000.

The previous prime is 213355603. The next prime is 213355651. The reversal of 213355625 is 526553312.

It is not a de Polignac number, because 213355625 - 2⁶ = 213355561 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 213355591 and 213355600.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 20009 + ... + 28758.

Almost surely, 2^213355625 is an apocalyptic number.

213355625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

213355625 is a deficient number, since it is larger than the sum of its proper divisors (91346839).

213355625 is an frugal number, since it uses more digits than its factorization.

213355625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48794 (or 48779 counting only the distinct ones).

The product of its digits is 27000, while the sum is 32.

The square root of 213355625 is about 14606.6979499133. The cubic root of 213355625 is about 597.5414442288.

The spelling of 213355625 in words is "two hundred thirteen million, three hundred fifty-five thousand, six hundred twenty-five".