139184414 has 8 divisors (see below), whose sum is σ = 209673360. Its totient is φ = 69293296.

The previous prime is 139184411. The next prime is 139184471. The reversal of 139184414 is 414481931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×139184414² = 38744602201046792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139184411) 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 3 ways as a sum of consecutive naturals, for example, 148874 + ... + 149805.

It is an arithmetic number, because the mean of its divisors is an integer number (26209170).

Almost surely, 2^139184414 is an apocalyptic number.

139184414 is a deficient number, since it is larger than the sum of its proper divisors (70488946).

139184414 is a wasteful number, since it uses less digits than its factorization.

139184414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298914.

The product of its digits is 13824, while the sum is 35.

The square root of 139184414 is about 11797.6444259013. The cubic root of 139184414 is about 518.2391302102.

The spelling of 139184414 in words is "one hundred thirty-nine million, one hundred eighty-four thousand, four hundred fourteen".