10139648 has 24 divisors (see below), whose sum is σ = 20278440. Its totient is φ = 5068800.

The previous prime is 10139609. The next prime is 10139651. The reversal of 10139648 is 84693101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

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, 428 + ... + 4523.

It is an arithmetic number, because the mean of its divisors is an integer number (844935).

Almost surely, 2^10139648 is an apocalyptic number.

It is an amenable number.

10139648 is a deficient number, since it is larger than the sum of its proper divisors (10138792).

10139648 is an frugal number, since it uses more digits than its factorization.

10139648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4973 (or 4953 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 10139648 is about 3184.2813946007. The cubic root of 10139648 is about 216.4417115564.

The spelling of 10139648 in words is "ten million, one hundred thirty-nine thousand, six hundred forty-eight".