140839010 has 16 divisors (see below), whose sum is σ = 273011256. Its totient is φ = 52002048.

The previous prime is 140838991. The next prime is 140839037. The reversal of 140839010 is 10938041.

It can be written as a sum of positive squares in 4 ways, for example, as 54479161 + 86359849 = 7381^2 + 9293^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 541559 + ... + 541818.

Almost surely, 2^140839010 is an apocalyptic number.

140839010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140839010 is a deficient number, since it is larger than the sum of its proper divisors (132172246).

140839010 is a wasteful number, since it uses less digits than its factorization.

140839010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083397.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 140839010 is about 11867.5612490520. The cubic root of 140839010 is about 520.2846198271.

The spelling of 140839010 in words is "one hundred forty million, eight hundred thirty-nine thousand, ten".