102345446 has 32 divisors (see below), whose sum is σ = 189001728. Its totient is φ = 40597920.

The previous prime is 102345443. The next prime is 102345493. The reversal of 102345446 is 644543201.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102345443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4856 + ... + 15108.

It is an arithmetic number, because the mean of its divisors is an integer number (5906304).

Almost surely, 2^102345446 is an apocalyptic number.

102345446 is a deficient number, since it is larger than the sum of its proper divisors (86656282).

102345446 is a wasteful number, since it uses less digits than its factorization.

102345446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10316.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 102345446 is about 10116.5926081858. The cubic root of 102345446 is about 467.7597416558.

Adding to 102345446 its reverse (644543201), we get a palindrome (746888647).

The spelling of 102345446 in words is "one hundred two million, three hundred forty-five thousand, four hundred forty-six".