83256477 has 12 divisors (see below), whose sum is σ = 114972000. Its totient is φ = 53588752.

The previous prime is 83256473. The next prime is 83256529. The reversal of 83256477 is 77465238.

It is not a de Polignac number, because 83256477 - 2² = 83256473 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83256473) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13977 + ... + 19022.

It is an arithmetic number, because the mean of its divisors is an integer number (9581000).

Almost surely, 2^83256477 is an apocalyptic number.

83256477 is a gapful number since it is divisible by the number (87) formed by its first and last digit.

It is an amenable number.

83256477 is a deficient number, since it is larger than the sum of its proper divisors (31715523).

83256477 is a wasteful number, since it uses less digits than its factorization.

83256477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33060 (or 33031 counting only the distinct ones).

The product of its digits is 282240, while the sum is 42.

The square root of 83256477 is about 9124.4987259575. The cubic root of 83256477 is about 436.6559106830.

The spelling of 83256477 in words is "eighty-three million, two hundred fifty-six thousand, four hundred seventy-seven".