83273047 has 24 divisors (see below), whose sum is σ = 99475488. Its totient is φ = 69241920.

The previous prime is 83273023. The next prime is 83273059. The reversal of 83273047 is 74037238.

It is a de Polignac number, because none of the positive numbers 2^k-83273047 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 (83273147) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 262533 + ... + 262849.

It is an arithmetic number, because the mean of its divisors is an integer number (4144812).

Almost surely, 2^83273047 is an apocalyptic number.

83273047 is a deficient number, since it is larger than the sum of its proper divisors (16202441).

83273047 is a wasteful number, since it uses less digits than its factorization.

83273047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519 (or 508 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 83273047 is about 9125.4066758693. The cubic root of 83273047 is about 436.6848770319.

The spelling of 83273047 in words is "eighty-three million, two hundred seventy-three thousand, forty-seven".