102345752 has 16 divisors (see below), whose sum is σ = 192666600. Its totient is φ = 50968000.

The previous prime is 102345751. The next prime is 102345757. The reversal of 102345752 is 257543201.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102345751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23477 + ... + 27492.

Almost surely, 2^102345752 is an apocalyptic number.

It is an amenable number.

102345752 is a deficient number, since it is larger than the sum of its proper divisors (90320848).

102345752 is a wasteful number, since it uses less digits than its factorization.

102345752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51226 (or 51222 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 102345752 is about 10116.6077318437. The cubic root of 102345752 is about 467.7602078363.

Adding to 102345752 its reverse (257543201), we get a palindrome (359888953).

The spelling of 102345752 in words is "one hundred two million, three hundred forty-five thousand, seven hundred fifty-two".