103742310 has 48 divisors (see below), whose sum is σ = 289635696. Its totient is φ = 23712192.

The previous prime is 103742297. The next prime is 103742311. The reversal of 103742310 is 13247301.

It is a super-2 number, since 2×103742310² = 21524933768272200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103742311) 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, 33817 + ... + 36756.

It is an arithmetic number, because the mean of its divisors is an integer number (6034077).

Almost surely, 2^103742310 is an apocalyptic number.

103742310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103742310 is an abundant number, since it is smaller than the sum of its proper divisors (185893386).

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

103742310 is a wasteful number, since it uses less digits than its factorization.

103742310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70597 (or 70590 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 103742310 is about 10185.3968994831. The cubic root of 103742310 is about 469.8782089742.

Adding to 103742310 its reverse (13247301), we get a palindrome (116989611).

The spelling of 103742310 in words is "one hundred three million, seven hundred forty-two thousand, three hundred ten".