104142772 has 6 divisors (see below), whose sum is σ = 182249858. Its totient is φ = 52071384.

The previous prime is 104142767. The next prime is 104142791. The reversal of 104142772 is 277241401.

It can be written as a sum of positive squares in only one way, i.e., 71470116 + 32672656 = 8454^2 + 5716^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 104142772.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13017843 + ... + 13017850.

Almost surely, 2^104142772 is an apocalyptic number.

It is an amenable number.

104142772 is a deficient number, since it is larger than the sum of its proper divisors (78107086).

104142772 is a wasteful number, since it uses less digits than its factorization.

104142772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26035697 (or 26035695 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 28.

The square root of 104142772 is about 10205.0365996404. The cubic root of 104142772 is about 470.4820345017.

The spelling of 104142772 in words is "one hundred four million, one hundred forty-two thousand, seven hundred seventy-two".