140208416 has 12 divisors (see below), whose sum is σ = 276035382. Its totient is φ = 70104192.

The previous prime is 140208371. The next prime is 140208427. The reversal of 140208416 is 614802041.

It can be written as a sum of positive squares in only one way, i.e., 111091600 + 29116816 = 10540^2 + 5396^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2190725 + ... + 2190788.

Almost surely, 2^140208416 is an apocalyptic number.

140208416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

140208416 is a deficient number, since it is larger than the sum of its proper divisors (135826966).

140208416 is an equidigital number, since it uses as much as digits as its factorization.

140208416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4381523 (or 4381515 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 140208416 is about 11840.9634743124. The cubic root of 140208416 is about 519.5069488224.

The spelling of 140208416 in words is "one hundred forty million, two hundred eight thousand, four hundred sixteen".