139414936 has 32 divisors (see below), whose sum is σ = 270564480. Its totient is φ = 67276800.

The previous prime is 139414921. The next prime is 139414939. The reversal of 139414936 is 639414931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139414939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158530 + ... + 159406.

It is an arithmetic number, because the mean of its divisors is an integer number (8455140).

Almost surely, 2^139414936 is an apocalyptic number.

It is an amenable number.

139414936 is a deficient number, since it is larger than the sum of its proper divisors (131149544).

139414936 is a wasteful number, since it uses less digits than its factorization.

139414936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1555 (or 1551 counting only the distinct ones).

The product of its digits is 69984, while the sum is 40.

The square root of 139414936 is about 11807.4102156231. The cubic root of 139414936 is about 518.5250808749.

The spelling of 139414936 in words is "one hundred thirty-nine million, four hundred fourteen thousand, nine hundred thirty-six".