82403277 has 16 divisors (see below), whose sum is σ = 120046080. Its totient is φ = 49863600.

The previous prime is 82403263. The next prime is 82403281. The reversal of 82403277 is 77230428.

It is not a de Polignac number, because 82403277 - 2⁶ = 82403213 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82403207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25224 + ... + 28302.

It is an arithmetic number, because the mean of its divisors is an integer number (7502880).

Almost surely, 2^82403277 is an apocalyptic number.

It is an amenable number.

82403277 is a deficient number, since it is larger than the sum of its proper divisors (37642803).

82403277 is a wasteful number, since it uses less digits than its factorization.

82403277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3904.

The product of its (nonzero) digits is 18816, while the sum is 33.

The square root of 82403277 is about 9077.6250748750. The cubic root of 82403277 is about 435.1591913063.

The spelling of 82403277 in words is "eighty-two million, four hundred three thousand, two hundred seventy-seven".