106494639 has 24 divisors (see below), whose sum is σ = 151424640. Its totient is φ = 66558672.

The previous prime is 106494637. The next prime is 106494653. The reversal of 106494639 is 936494601.

It is not a de Polignac number, because 106494639 - 2¹ = 106494637 is a prime.

It is a super-2 number, since 2×106494639² = 22682216271480642, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 106494639.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106494631) 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 23 ways as a sum of consecutive naturals, for example, 115422 + ... + 116340.

It is an arithmetic number, because the mean of its divisors is an integer number (6309360).

Almost surely, 2^106494639 is an apocalyptic number.

106494639 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

106494639 is a deficient number, since it is larger than the sum of its proper divisors (44930001).

106494639 is a wasteful number, since it uses less digits than its factorization.

106494639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067 (or 1048 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 106494639 is about 10319.6239757076. The cubic root of 106494639 is about 473.9973517273.

It can be divided in two parts, 1064 and 94639, that added together give a triangular number (95703 = T₄₃₇).

The spelling of 106494639 in words is "one hundred six million, four hundred ninety-four thousand, six hundred thirty-nine".