139241006 has 24 divisors (see below), whose sum is σ = 227749080. Its totient is φ = 63667296.

The previous prime is 139240993. The next prime is 139241023. The reversal of 139241006 is 600142931.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29780 + ... + 34136.

It is an arithmetic number, because the mean of its divisors is an integer number (9489545).

Almost surely, 2^139241006 is an apocalyptic number.

139241006 is a deficient number, since it is larger than the sum of its proper divisors (88508074).

139241006 is a wasteful number, since it uses less digits than its factorization.

139241006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4436 (or 4407 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 139241006 is about 11800.0426270416. The cubic root of 139241006 is about 518.3093588945.

Adding to 139241006 its reverse (600142931), we get a palindrome (739383937).

The spelling of 139241006 in words is "one hundred thirty-nine million, two hundred forty-one thousand, six".