652069242 has 36 divisors (see below), whose sum is σ = 1552935930. Its totient is φ = 197596080.

The previous prime is 652069217. The next prime is 652069247. The reversal of 652069242 is 242960256.

652069242 is a `hidden beast` number, since 6 + 520 + 6 + 92 + 42 = 666.

It can be written as a sum of positive squares in only one way, i.e., 414570321 + 237498921 = 20361^2 + 15411^2 .

It is a junction number, because it is equal to n+sod(n) for n = 652069197 and 652069206.

It is not an unprimeable number, because it can be changed into a prime (652069247) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 147517 + ... + 151872.

Almost surely, 2^652069242 is an apocalyptic number.

652069242 is an abundant number, since it is smaller than the sum of its proper divisors (900866688).

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

652069242 is a wasteful number, since it uses less digits than its factorization.

652069242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299419 (or 299405 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 652069242 is about 25535.6464966133. The cubic root of 652069242 is about 867.1573410481.

The spelling of 652069242 in words is "six hundred fifty-two million, sixty-nine thousand, two hundred forty-two".