213082445 has 16 divisors (see below), whose sum is σ = 266544768. Its totient is φ = 163373760.

The previous prime is 213082421. The next prime is 213082451. The reversal of 213082445 is 544280312.

It is a happy number.

213082445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 213082445 - 2⁶ = 213082381 is a prime.

It is a Duffinian number.

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, 3800 + ... + 20990.

It is an arithmetic number, because the mean of its divisors is an integer number (16659048).

Almost surely, 2^213082445 is an apocalyptic number.

It is an amenable number.

213082445 is a deficient number, since it is larger than the sum of its proper divisors (53462323).

213082445 is a wasteful number, since it uses less digits than its factorization.

213082445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17300.

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 213082445 is about 14597.3437652198. The cubic root of 213082445 is about 597.2863051224.

The spelling of 213082445 in words is "two hundred thirteen million, eighty-two thousand, four hundred forty-five".