140886240 has 96 divisors (see below), whose sum is σ = 484154496. Its totient is φ = 34152960.

The previous prime is 140886233. The next prime is 140886281. The reversal of 140886240 is 42688041.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8062 + ... + 18621.

It is an arithmetic number, because the mean of its divisors is an integer number (5043276).

Almost surely, 2^140886240 is an apocalyptic number.

140886240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140886240 is an abundant number, since it is smaller than the sum of its proper divisors (343268256).

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

140886240 is a wasteful number, since it uses less digits than its factorization.

140886240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26712 (or 26704 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 33.

The square root of 140886240 is about 11869.5509603354. The cubic root of 140886240 is about 520.3427720305.

The spelling of 140886240 in words is "one hundred forty million, eight hundred eighty-six thousand, two hundred forty".