140250426 has 16 divisors (see below), whose sum is σ = 281406528. Its totient is φ = 46599200.

The previous prime is 140250421. The next prime is 140250469. The reversal of 140250426 is 624052041.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 140250396 and 140250405.

It is not an unprimeable number, because it can be changed into a prime (140250421) 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, 35715 + ... + 39446.

It is an arithmetic number, because the mean of its divisors is an integer number (17587908).

Almost surely, 2^140250426 is an apocalyptic number.

140250426 is an abundant number, since it is smaller than the sum of its proper divisors (141156102).

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

140250426 is a wasteful number, since it uses less digits than its factorization.

140250426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75477.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 140250426 is about 11842.7372680475. The cubic root of 140250426 is about 519.5588294635.

The spelling of 140250426 in words is "one hundred forty million, two hundred fifty thousand, four hundred twenty-six".