103256340 has 96 divisors (see below), whose sum is σ = 318729600. Its totient is φ = 24768000.

The previous prime is 103256339. The next prime is 103256341. The reversal of 103256340 is 43652301.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (103256339) and next prime (103256341).

It is a self number, because there is not a number n which added to its sum of digits gives 103256340.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103256341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65886 + ... + 67434.

It is an arithmetic number, because the mean of its divisors is an integer number (3320100).

Almost surely, 2^103256340 is an apocalyptic number.

103256340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103256340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159364800).

103256340 is an abundant number, since it is smaller than the sum of its proper divisors (215473260).

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

103256340 is a wasteful number, since it uses less digits than its factorization.

103256340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1673 (or 1671 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 103256340 is about 10161.5126826669. The cubic root of 103256340 is about 469.1433618982.

The spelling of 103256340 in words is "one hundred three million, two hundred fifty-six thousand, three hundred forty".