249106 has 24 divisors (see below), whose sum is σ = 447984. Its totient is φ = 102960.

The previous prime is 249103. The next prime is 249107. The reversal of 249106 is 601942.

249106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (249103) 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, 3685 + ... + 3751.

It is an arithmetic number, because the mean of its divisors is an integer number (18666).

2²⁴⁹¹⁰⁶ is an apocalyptic number.

249106 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

249106 is a deficient number, since it is larger than the sum of its proper divisors (198878).

249106 is a wasteful number, since it uses less digits than its factorization.

249106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106 (or 93 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 249106 is about 499.1051993318. The cubic root of 249106 is about 62.9208715131.

Subtracting 249106 from its reverse (601942), we obtain a square (352836 = 594²).

The spelling of 249106 in words is "two hundred forty-nine thousand, one hundred six".