213476330 has 8 divisors (see below), whose sum is σ = 384257412. Its totient is φ = 85390528.

The previous prime is 213476297. The next prime is 213476353. The reversal of 213476330 is 33674312.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 211382521 + 2093809 = 14539^2 + 1447^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 213476293 and 213476302.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10673807 + ... + 10673826.

Almost surely, 2^213476330 is an apocalyptic number.

213476330 is a deficient number, since it is larger than the sum of its proper divisors (170781082).

213476330 is a wasteful number, since it uses less digits than its factorization.

213476330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21347640.

The product of its (nonzero) digits is 9072, while the sum is 29.

The square root of 213476330 is about 14610.8292030261. The cubic root of 213476330 is about 597.6541084603.

The spelling of 213476330 in words is "two hundred thirteen million, four hundred seventy-six thousand, three hundred thirty".