103072444 has 12 divisors (see below), whose sum is σ = 180465768. Its totient is φ = 51510800.

The previous prime is 103072429. The next prime is 103072451. The reversal of 103072444 is 444270301.

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, 5034 + ... + 15214.

It is an arithmetic number, because the mean of its divisors is an integer number (15038814).

Almost surely, 2^103072444 is an apocalyptic number.

It is an amenable number.

103072444 is a deficient number, since it is larger than the sum of its proper divisors (77393324).

103072444 is a wasteful number, since it uses less digits than its factorization.

103072444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12716 (or 12714 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 103072444 is about 10152.4599974587. The cubic root of 103072444 is about 468.8646869837.

The spelling of 103072444 in words is "one hundred three million, seventy-two thousand, four hundred forty-four".