82214135 has 4 divisors (see below), whose sum is σ = 98656968. Its totient is φ = 65771304.

The previous prime is 82214131. The next prime is 82214141. The reversal of 82214135 is 53141228.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 82214135 - 2² = 82214131 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82214131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8221409 + ... + 8221418.

It is an arithmetic number, because the mean of its divisors is an integer number (24664242).

Almost surely, 2^82214135 is an apocalyptic number.

82214135 is a deficient number, since it is larger than the sum of its proper divisors (16442833).

82214135 is a wasteful number, since it uses less digits than its factorization.

82214135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16442832.

The product of its digits is 1920, while the sum is 26.

The square root of 82214135 is about 9067.2010565554. The cubic root of 82214135 is about 434.8259928513.

The spelling of 82214135 in words is "eighty-two million, two hundred fourteen thousand, one hundred thirty-five".