103391446 has 16 divisors (see below), whose sum is σ = 161383104. Its totient is φ = 49638784.

The previous prime is 103391443. The next prime is 103391447. The reversal of 103391446 is 644193301.

It is a super-2 number, since 2×103391446² = 21379582211941832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103391441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5395 + ... + 15358.

It is an arithmetic number, because the mean of its divisors is an integer number (10086444).

Almost surely, 2^103391446 is an apocalyptic number.

103391446 is a deficient number, since it is larger than the sum of its proper divisors (57991658).

103391446 is a wasteful number, since it uses less digits than its factorization.

103391446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20855.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 103391446 is about 10168.1584370032. The cubic root of 103391446 is about 469.3478899628.

The spelling of 103391446 in words is "one hundred three million, three hundred ninety-one thousand, four hundred forty-six".