140034340 has 24 divisors (see below), whose sum is σ = 294368760. Its totient is φ = 55957248.

The previous prime is 140034337. The next prime is 140034353. The reversal of 140034340 is 43430041.

It can be written as a sum of positive squares in 4 ways, for example, as 1218816 + 138815524 = 1104^2 + 11782^2 .

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, 20926 + ... + 26794.

It is an arithmetic number, because the mean of its divisors is an integer number (12265365).

Almost surely, 2^140034340 is an apocalyptic number.

140034340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140034340 is an abundant number, since it is smaller than the sum of its proper divisors (154334420).

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

140034340 is a wasteful number, since it uses less digits than its factorization.

140034340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7071 (or 7069 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 140034340 is about 11833.6106070802. The cubic root of 140034340 is about 519.2918615352.

Adding to 140034340 its reverse (43430041), we get a palindrome (183464381).

The spelling of 140034340 in words is "one hundred forty million, thirty-four thousand, three hundred forty".