140034288 has 40 divisors (see below), whose sum is σ = 367163008. Its totient is φ = 45980352.

The previous prime is 140034277. The next prime is 140034289. The reversal of 140034288 is 882430041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140034289) 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, 18556 + ... + 24987.

Almost surely, 2^140034288 is an apocalyptic number.

It is an amenable number.

140034288 is an abundant number, since it is smaller than the sum of its proper divisors (227128720).

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

140034288 is a wasteful number, since it uses less digits than its factorization.

140034288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43621 (or 43615 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 30.

The square root of 140034288 is about 11833.6084099483. The cubic root of 140034288 is about 519.2917972577.

The spelling of 140034288 in words is "one hundred forty million, thirty-four thousand, two hundred eighty-eight".