106431028 has 48 divisors (see below), whose sum is σ = 213373440. Its totient is φ = 45980000.

The previous prime is 106431001. The next prime is 106431071. The reversal of 106431028 is 820134601.

It is a super-2 number, since 2×106431028² = 22655127442273568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 106430993 and 106431011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 253803 + ... + 254221.

It is an arithmetic number, because the mean of its divisors is an integer number (4445280).

Almost surely, 2^106431028 is an apocalyptic number.

It is an amenable number.

106431028 is an abundant number, since it is smaller than the sum of its proper divisors (106942412).

106431028 is a wasteful number, since it uses less digits than its factorization.

106431028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708 (or 706 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 106431028 is about 10316.5414747385. The cubic root of 106431028 is about 473.9029574581.

Adding to 106431028 its reverse (820134601), we get a palindrome (926565629).

It can be divided in two parts, 106 and 431028, that added together give a palindrome (431134).

The spelling of 106431028 in words is "one hundred six million, four hundred thirty-one thousand, twenty-eight".