140046622 has 8 divisors (see below), whose sum is σ = 210198816. Its totient is φ = 69980352.

The previous prime is 140046619. The next prime is 140046649. The reversal of 140046622 is 226640041.

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

It is a super-2 number, since 2×140046622² = 39226112667221768, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17238 + ... + 24025.

It is an arithmetic number, because the mean of its divisors is an integer number (26274852).

Almost surely, 2^140046622 is an apocalyptic number.

140046622 is a deficient number, since it is larger than the sum of its proper divisors (70152194).

140046622 is a wasteful number, since it uses less digits than its factorization.

140046622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42962.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 140046622 is about 11834.1295412886. The cubic root of 140046622 is about 519.3070429452.

Adding to 140046622 its reverse (226640041), we get a palindrome (366686663).

The spelling of 140046622 in words is "one hundred forty million, forty-six thousand, six hundred twenty-two".