82364457 has 32 divisors (see below), whose sum is σ = 128920320. Its totient is φ = 45803520.

The previous prime is 82364417. The next prime is 82364501. The reversal of 82364457 is 75446328.

It is a happy number.

It is not a de Polignac number, because 82364457 - 2⁷ = 82364329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82364407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 144469 + ... + 145037.

It is an arithmetic number, because the mean of its divisors is an integer number (4028760).

Almost surely, 2^82364457 is an apocalyptic number.

It is an amenable number.

82364457 is a deficient number, since it is larger than the sum of its proper divisors (46555863).

82364457 is a wasteful number, since it uses less digits than its factorization.

82364457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753.

The product of its digits is 161280, while the sum is 39.

The square root of 82364457 is about 9075.4865985246. The cubic root of 82364457 is about 435.0908463980.

The spelling of 82364457 in words is "eighty-two million, three hundred sixty-four thousand, four hundred fifty-seven".