140458622 has 4 divisors (see below), whose sum is σ = 210687936. Its totient is φ = 70229310.

The previous prime is 140458609. The next prime is 140458663. The reversal of 140458622 is 226854041.

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

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 35114654 + ... + 35114657.

It is an arithmetic number, because the mean of its divisors is an integer number (52671984).

Almost surely, 2^140458622 is an apocalyptic number.

140458622 is a deficient number, since it is larger than the sum of its proper divisors (70229314).

140458622 is an equidigital number, since it uses as much as digits as its factorization.

140458622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70229313.

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 140458622 is about 11851.5240370173. The cubic root of 140458622 is about 519.8157902742.

The spelling of 140458622 in words is "one hundred forty million, four hundred fifty-eight thousand, six hundred twenty-two".