140562394 has 8 divisors (see below), whose sum is σ = 240964128. Its totient is φ = 60241020.

The previous prime is 140562377. The next prime is 140562403. The reversal of 140562394 is 493265041.

It is a happy number.

140562394 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×140562394² = 39515573214022472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5020072 + ... + 5020099.

It is an arithmetic number, because the mean of its divisors is an integer number (30120516).

Almost surely, 2^140562394 is an apocalyptic number.

140562394 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

140562394 is a deficient number, since it is larger than the sum of its proper divisors (100401734).

140562394 is a wasteful number, since it uses less digits than its factorization.

140562394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10040180.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 140562394 is about 11855.9012310326. The cubic root of 140562394 is about 519.9437735064.

The spelling of 140562394 in words is "one hundred forty million, five hundred sixty-two thousand, three hundred ninety-four".