82952215 has 4 divisors (see below), whose sum is σ = 99542664. Its totient is φ = 66361768.

The previous prime is 82952201. The next prime is 82952251. The reversal of 82952215 is 51225928.

It is a happy number.

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 82952215 - 2⁷ = 82952087 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 3 ways as a sum of consecutive naturals, for example, 8295217 + ... + 8295226.

It is an arithmetic number, because the mean of its divisors is an integer number (24885666).

Almost surely, 2^82952215 is an apocalyptic number.

82952215 is a deficient number, since it is larger than the sum of its proper divisors (16590449).

82952215 is a wasteful number, since it uses less digits than its factorization.

82952215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16590448.

The product of its digits is 14400, while the sum is 34.

The square root of 82952215 is about 9107.8106589893. The cubic root of 82952215 is about 436.1233396108.

The spelling of 82952215 in words is "eighty-two million, nine hundred fifty-two thousand, two hundred fifteen".