103440342 has 16 divisors (see below), whose sum is σ = 219050352. Its totient is φ = 32451840.

The previous prime is 103440331. The next prime is 103440347. The reversal of 103440342 is 243044301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103440347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 506959 + ... + 507162.

It is an arithmetic number, because the mean of its divisors is an integer number (13690647).

Almost surely, 2^103440342 is an apocalyptic number.

103440342 is an abundant number, since it is smaller than the sum of its proper divisors (115610010).

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

103440342 is a wasteful number, since it uses less digits than its factorization.

103440342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1014143.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 103440342 is about 10170.5625213161. The cubic root of 103440342 is about 469.4218664813.

Adding to 103440342 its reverse (243044301), we get a palindrome (346484643).

The spelling of 103440342 in words is "one hundred three million, four hundred forty thousand, three hundred forty-two".