140034220 has 24 divisors (see below), whose sum is σ = 294588000. Its totient is φ = 55915392.

The previous prime is 140034211. The next prime is 140034239. The reversal of 140034220 is 22430041.

It is a junction number, because it is equal to n+sod(n) for n = 140034194 and 140034203.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6136 + ... + 17824.

It is an arithmetic number, because the mean of its divisors is an integer number (12274500).

Almost surely, 2^140034220 is an apocalyptic number.

140034220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140034220 is an abundant number, since it is smaller than the sum of its proper divisors (154553780).

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

140034220 is a wasteful number, since it uses less digits than its factorization.

140034220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12297 (or 12295 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 140034220 is about 11833.6055367753. The cubic root of 140034220 is about 519.2917132025.

Adding to 140034220 its reverse (22430041), we get a palindrome (162464261).

The spelling of 140034220 in words is "one hundred forty million, thirty-four thousand, two hundred twenty".