254139916 has 12 divisors (see below), whose sum is σ = 444856888. Its totient is φ = 127037952.

The previous prime is 254139887. The next prime is 254139917. The reversal of 254139916 is 619931452.

It is not an unprimeable number, because it can be changed into a prime (254139917) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24835 + ... + 33541.

Almost surely, 2^254139916 is an apocalyptic number.

It is an amenable number.

254139916 is a deficient number, since it is larger than the sum of its proper divisors (190716972).

254139916 is a wasteful number, since it uses less digits than its factorization.

254139916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16008 (or 16006 counting only the distinct ones).

The product of its digits is 58320, while the sum is 40.

The square root of 254139916 is about 15941.7664015002. The cubic root of 254139916 is about 633.4188167779.

The spelling of 254139916 in words is "two hundred fifty-four million, one hundred thirty-nine thousand, nine hundred sixteen".