102403344 has 20 divisors (see below), whose sum is σ = 264542096. Its totient is φ = 34134432.

The previous prime is 102403333. The next prime is 102403351. The reversal of 102403344 is 443304201.

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 102403344.

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, 1066654 + ... + 1066749.

Almost surely, 2^102403344 is an apocalyptic number.

It is an amenable number.

102403344 is an abundant number, since it is smaller than the sum of its proper divisors (162138752).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102403344 is a wasteful number, since it uses less digits than its factorization.

102403344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2133414 (or 2133408 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 102403344 is about 10119.4537401976. The cubic root of 102403344 is about 467.8479307229.

Adding to 102403344 its reverse (443304201), we get a palindrome (545707545).

The spelling of 102403344 in words is "one hundred two million, four hundred three thousand, three hundred forty-four".