140204026 has 16 divisors (see below), whose sum is σ = 218020896. Its totient is φ = 67566096.

The previous prime is 140204023. The next prime is 140204033. The reversal of 140204026 is 620402041.

It is a junction number, because it is equal to n+sod(n) for n = 140203994 and 140204012.

It is not an unprimeable number, because it can be changed into a prime (140204023) 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 7 ways as a sum of consecutive naturals, for example, 936 + ... + 16771.

It is an arithmetic number, because the mean of its divisors is an integer number (13626306).

Almost surely, 2^140204026 is an apocalyptic number.

140204026 is a deficient number, since it is larger than the sum of its proper divisors (77816870).

140204026 is a wasteful number, since it uses less digits than its factorization.

140204026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17853.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 140204026 is about 11840.7780994325. The cubic root of 140204026 is about 519.5015267529.

Adding to 140204026 its reverse (620402041), we get a palindrome (760606067).

The spelling of 140204026 in words is "one hundred forty million, two hundred four thousand, twenty-six".