140646316 has 24 divisors (see below), whose sum is σ = 249923520. Its totient is φ = 69248400.

The previous prime is 140646301. The next prime is 140646347. The reversal of 140646316 is 613646041.

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, 71871 + ... + 73801.

It is an arithmetic number, because the mean of its divisors is an integer number (10413480).

Almost surely, 2^140646316 is an apocalyptic number.

It is an amenable number.

140646316 is a deficient number, since it is larger than the sum of its proper divisors (109277204).

140646316 is a wasteful number, since it uses less digits than its factorization.

140646316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2205 (or 2203 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 140646316 is about 11859.4399530501. The cubic root of 140646316 is about 520.0472294380.

The spelling of 140646316 in words is "one hundred forty million, six hundred forty-six thousand, three hundred sixteen".