140326944 has 48 divisors (see below), whose sum is σ = 373873248. Its totient is φ = 46075392.

The previous prime is 140326943. The next prime is 140326981. The reversal of 140326944 is 449623041.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (140326943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4477 + ... + 17340.

It is an arithmetic number, because the mean of its divisors is an integer number (7789026).

Almost surely, 2^140326944 is an apocalyptic number.

It is an amenable number.

140326944 is an abundant number, since it is smaller than the sum of its proper divisors (233546304).

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

140326944 is a wasteful number, since it uses less digits than its factorization.

140326944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21897 (or 21889 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 140326944 is about 11845.9674151164. The cubic root of 140326944 is about 519.6532994671.

Adding to 140326944 its reverse (449623041), we get a palindrome (589949985).

The spelling of 140326944 in words is "one hundred forty million, three hundred twenty-six thousand, nine hundred forty-four".