140050426 has 4 divisors (see below), whose sum is σ = 210075642. Its totient is φ = 70025212.

The previous prime is 140050399. The next prime is 140050487. The reversal of 140050426 is 624050041.

140050426 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 137945025 + 2105401 = 11745^2 + 1451^2 .

It is a super-2 number, since 2×140050426² = 39228243645562952, which contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 140050397 and 140050406.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35012605 + ... + 35012608.

Almost surely, 2^140050426 is an apocalyptic number.

140050426 is a deficient number, since it is larger than the sum of its proper divisors (70025216).

140050426 is an equidigital number, since it uses as much as digits as its factorization.

140050426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70025215.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 140050426 is about 11834.2902617774. The cubic root of 140050426 is about 519.3117447749.

The spelling of 140050426 in words is "one hundred forty million, fifty thousand, four hundred twenty-six".