82627812 has 36 divisors (see below), whose sum is σ = 211813056. Its totient is φ = 27153840.

The previous prime is 82627807. The next prime is 82627823. The reversal of 82627812 is 21872628.

It is a happy number.

82627812 is nontrivially palindromic in base 16.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13608 + ... + 18719.

It is an arithmetic number, because the mean of its divisors is an integer number (5883696).

Almost surely, 2^82627812 is an apocalyptic number.

It is an amenable number.

82627812 is an abundant number, since it is smaller than the sum of its proper divisors (129185244).

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

82627812 is a wasteful number, since it uses less digits than its factorization.

82627812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32408 (or 32403 counting only the distinct ones).

The product of its digits is 21504, while the sum is 36.

The square root of 82627812 is about 9089.9841584020. The cubic root of 82627812 is about 435.5540779351.

The spelling of 82627812 in words is "eighty-two million, six hundred twenty-seven thousand, eight hundred twelve".