101239444 has 12 divisors (see below), whose sum is σ = 177912000. Its totient is φ = 50407448.

The previous prime is 101239433. The next prime is 101239469. The reversal of 101239444 is 444932101.

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, 51994 + ... + 53905.

It is an arithmetic number, because the mean of its divisors is an integer number (14826000).

Almost surely, 2^101239444 is an apocalyptic number.

It is an amenable number.

101239444 is a deficient number, since it is larger than the sum of its proper divisors (76672556).

101239444 is a wasteful number, since it uses less digits than its factorization.

101239444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106142 (or 106140 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 101239444 is about 10061.7813532197. The cubic root of 101239444 is about 466.0686778258.

The spelling of 101239444 in words is "one hundred one million, two hundred thirty-nine thousand, four hundred forty-four".