10143992 has 8 divisors (see below), whose sum is σ = 19020000. Its totient is φ = 5071992.

The previous prime is 10143977. The next prime is 10144003. The reversal of 10143992 is 29934101.

It is a happy number.

10143992 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

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, 633992 + ... + 634007.

It is an arithmetic number, because the mean of its divisors is an integer number (2377500).

Almost surely, 2^10143992 is an apocalyptic number.

It is an amenable number.

10143992 is a deficient number, since it is larger than the sum of its proper divisors (8876008).

10143992 is a wasteful number, since it uses less digits than its factorization.

10143992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1268005 (or 1268001 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 10143992 is about 3184.9634220820. The cubic root of 10143992 is about 216.4726162636.

The spelling of 10143992 in words is "ten million, one hundred forty-three thousand, nine hundred ninety-two".