102006452 has 6 divisors (see below), whose sum is σ = 178511298. Its totient is φ = 51003224.

The previous prime is 102006433. The next prime is 102006467. The reversal of 102006452 is 254600201.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 98922916 + 3083536 = 9946^2 + 1756^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12750803 + ... + 12750810.

It is an arithmetic number, because the mean of its divisors is an integer number (29751883).

Almost surely, 2^102006452 is an apocalyptic number.

It is an amenable number.

102006452 is a deficient number, since it is larger than the sum of its proper divisors (76504846).

102006452 is a wasteful number, since it uses less digits than its factorization.

102006452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25501617 (or 25501615 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 102006452 is about 10099.8243549084. The cubic root of 102006452 is about 467.2427242177.

Adding to 102006452 its reverse (254600201), we get a palindrome (356606653).

The spelling of 102006452 in words is "one hundred two million, six thousand, four hundred fifty-two".