139827768 has 16 divisors (see below), whose sum is σ = 349569480. Its totient is φ = 46609248.

The previous prime is 139827719. The next prime is 139827781. The reversal of 139827768 is 867728931.

It is a self number, because there is not a number n which added to its sum of digits gives 139827768.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2913055 + ... + 2913102.

Almost surely, 2^139827768 is an apocalyptic number.

It is an amenable number.

139827768 is an abundant number, since it is smaller than the sum of its proper divisors (209741712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

139827768 is a wasteful number, since it uses less digits than its factorization.

139827768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5826166 (or 5826162 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 51.

The square root of 139827768 is about 11824.8791960003. The cubic root of 139827768 is about 519.0363909871.

The spelling of 139827768 in words is "one hundred thirty-nine million, eight hundred twenty-seven thousand, seven hundred sixty-eight".