652400102 has 4 divisors (see below), whose sum is σ = 978600156. Its totient is φ = 326200050.

The previous prime is 652400101. The next prime is 652400117. The reversal of 652400102 is 201004256.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×652400102² = 851251786179220808, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652400101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163100024 + ... + 163100027.

It is an arithmetic number, because the mean of its divisors is an integer number (244650039).

Almost surely, 2^652400102 is an apocalyptic number.

652400102 is a deficient number, since it is larger than the sum of its proper divisors (326200054).

652400102 is a wasteful number, since it uses less digits than its factorization.

652400102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326200053.

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

The square root of 652400102 is about 25542.1240698576. The cubic root of 652400102 is about 867.3039814902.

Adding to 652400102 its reverse (201004256), we get a palindrome (853404358).

The spelling of 652400102 in words is "six hundred fifty-two million, four hundred thousand, one hundred two".