139906010 has 32 divisors (see below), whose sum is σ = 265531392. Its totient is φ = 52968960.

The previous prime is 139906009. The next prime is 139906021. The reversal of 139906010 is 10609931.

It is a Curzon 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, 19175 + ... + 25445.

It is an arithmetic number, because the mean of its divisors is an integer number (8297856).

Almost surely, 2^139906010 is an apocalyptic number.

139906010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

139906010 is a deficient number, since it is larger than the sum of its proper divisors (125625382).

139906010 is a wasteful number, since it uses less digits than its factorization.

139906010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6398.

The product of its (nonzero) digits is 1458, while the sum is 29.

The square root of 139906010 is about 11828.1870969308. The cubic root of 139906010 is about 519.1331835712.

The spelling of 139906010 in words is "one hundred thirty-nine million, nine hundred six thousand, ten".