100040342 has 16 divisors (see below), whose sum is σ = 159196752. Its totient is φ = 46986240.

The previous prime is 100040333. The next prime is 100040351. The reversal of 100040342 is 243040001.

It is an interprime number because it is at equal distance from previous prime (100040333) and next prime (100040351).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16838 + ... + 21990.

It is an arithmetic number, because the mean of its divisors is an integer number (9949797).

Almost surely, 2^100040342 is an apocalyptic number.

100040342 is a deficient number, since it is larger than the sum of its proper divisors (59156410).

100040342 is a wasteful number, since it uses less digits than its factorization.

100040342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5743.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 100040342 is about 10002.0168966064. The cubic root of 100040342 is about 464.2212919620.

Adding to 100040342 its reverse (243040001), we get a palindrome (343080343).

The spelling of 100040342 in words is "one hundred million, forty thousand, three hundred forty-two".