140254234 has 8 divisors (see below), whose sum is σ = 211125600. Its totient is φ = 69879036.

The previous prime is 140254201. The next prime is 140254259. The reversal of 140254234 is 432452041.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 140254199 and 140254208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123334 + ... + 124465.

It is an arithmetic number, because the mean of its divisors is an integer number (26390700).

Almost surely, 2^140254234 is an apocalyptic number.

140254234 is a deficient number, since it is larger than the sum of its proper divisors (70871366).

140254234 is a wasteful number, since it uses less digits than its factorization.

140254234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248084.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 140254234 is about 11842.8980405980. The cubic root of 140254234 is about 519.5635316765.

The spelling of 140254234 in words is "one hundred forty million, two hundred fifty-four thousand, two hundred thirty-four".