82551050 has 24 divisors (see below), whose sum is σ = 155496000. Its totient is φ = 32600880.

The previous prime is 82551043. The next prime is 82551059. The reversal of 82551050 is 5015528.

It is a super-2 number, since 2×82551050² = 13629351712205000, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (82551059) 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, 6500 + ... + 14399.

It is an arithmetic number, because the mean of its divisors is an integer number (6479000).

Almost surely, 2^82551050 is an apocalyptic number.

82551050 is a deficient number, since it is larger than the sum of its proper divisors (72944950).

82551050 is a wasteful number, since it uses less digits than its factorization.

82551050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20990 (or 20985 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 26.

The square root of 82551050 is about 9085.7608377064. The cubic root of 82551050 is about 435.4191582264.

Adding to 82551050 its reverse (5015528), we get a palindrome (87566578).

The spelling of 82551050 in words is "eighty-two million, five hundred fifty-one thousand, fifty".