82673340 has 48 divisors (see below), whose sum is σ = 231907200. Its totient is φ = 22006080.

The previous prime is 82673333. The next prime is 82673341. The reversal of 82673340 is 4337628.

It is a super-2 number, since 2×82673340² = 13669762293511200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82673341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47811 + ... + 49509.

It is an arithmetic number, because the mean of its divisors is an integer number (4831400).

Almost surely, 2^82673340 is an apocalyptic number.

It is an amenable number.

82673340 is an abundant number, since it is smaller than the sum of its proper divisors (149233860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82673340 is a wasteful number, since it uses less digits than its factorization.

82673340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2522 (or 2520 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 82673340 is about 9092.4881083233. The cubic root of 82673340 is about 435.6340601453.

The spelling of 82673340 in words is "eighty-two million, six hundred seventy-three thousand, three hundred forty".