82303749 has 32 divisors (see below), whose sum is σ = 140849280. Its totient is φ = 46944000.

The previous prime is 82303733. The next prime is 82303757. The reversal of 82303749 is 94730328.

It is not a de Polignac number, because 82303749 - 2⁴ = 82303733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82302749) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3102 + ... + 13199.

It is an arithmetic number, because the mean of its divisors is an integer number (4401540).

Almost surely, 2^82303749 is an apocalyptic number.

It is an amenable number.

82303749 is a deficient number, since it is larger than the sum of its proper divisors (58545531).

82303749 is a wasteful number, since it uses less digits than its factorization.

82303749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16338 (or 16332 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 82303749 is about 9072.1413679462. The cubic root of 82303749 is about 434.9839233060.

The spelling of 82303749 in words is "eighty-two million, three hundred three thousand, seven hundred forty-nine".