140538776 has 16 divisors (see below), whose sum is σ = 301154640. Its totient is φ = 60230880.

The previous prime is 140538757. The next prime is 140538793. The reversal of 140538776 is 677835041.

140538776 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×140538776² = 39502295119156352, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1254755 + ... + 1254866.

It is an arithmetic number, because the mean of its divisors is an integer number (18822165).

Almost surely, 2^140538776 is an apocalyptic number.

It is an amenable number.

140538776 is an abundant number, since it is smaller than the sum of its proper divisors (160615864).

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

140538776 is a wasteful number, since it uses less digits than its factorization.

140538776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2509634 (or 2509630 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 41.

The square root of 140538776 is about 11854.9051451287. The cubic root of 140538776 is about 519.9146506864.

The spelling of 140538776 in words is "one hundred forty million, five hundred thirty-eight thousand, seven hundred seventy-six".