140399088 has 40 divisors (see below), whose sum is σ = 371549136. Its totient is φ = 45657600.

The previous prime is 140399069. The next prime is 140399089. The reversal of 140399088 is 880993041.

It is a super-2 number, since 2×140399088² = 39423807822463488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140399089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33703 + ... + 37638.

Almost surely, 2^140399088 is an apocalyptic number.

It is an amenable number.

140399088 is an abundant number, since it is smaller than the sum of its proper divisors (231150048).

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

140399088 is a wasteful number, since it uses less digits than its factorization.

140399088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71393 (or 71387 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 42.

The square root of 140399088 is about 11849.0121107205. The cubic root of 140399088 is about 519.7423378316.

The spelling of 140399088 in words is "one hundred forty million, three hundred ninety-nine thousand, eighty-eight".