140249616 has 40 divisors (see below), whose sum is σ = 390183360. Its totient is φ = 43153536.

The previous prime is 140249563. The next prime is 140249623. The reversal of 140249616 is 616942041.

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, 111756 + ... + 113003.

It is an arithmetic number, because the mean of its divisors is an integer number (9754584).

Almost surely, 2^140249616 is an apocalyptic number.

140249616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

140249616 is an abundant number, since it is smaller than the sum of its proper divisors (249933744).

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

140249616 is a wasteful number, since it uses less digits than its factorization.

140249616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224783 (or 224777 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 140249616 is about 11842.7030698232. The cubic root of 140249616 is about 519.5578292444.

The spelling of 140249616 in words is "one hundred forty million, two hundred forty-nine thousand, six hundred sixteen".