140376890 has 16 divisors (see below), whose sum is σ = 259508232. Its totient is φ = 54633024.

The previous prime is 140376877. The next prime is 140376911. The reversal of 140376890 is 98673041.

It can be written as a sum of positive squares in 4 ways, for example, as 139546969 + 829921 = 11813^2 + 911^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189329 + ... + 190068.

Almost surely, 2^140376890 is an apocalyptic number.

140376890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140376890 is a deficient number, since it is larger than the sum of its proper divisors (119131342).

140376890 is a wasteful number, since it uses less digits than its factorization.

140376890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379441.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 140376890 is about 11848.0753711310. The cubic root of 140376890 is about 519.7149448510.

The spelling of 140376890 in words is "one hundred forty million, three hundred seventy-six thousand, eight hundred ninety".