611659242 has 64 divisors (see below), whose sum is σ = 1416873600. Its totient is φ = 195350400.

The previous prime is 611659241. The next prime is 611659327. The reversal of 611659242 is 242956116.

611659242 is a `hidden beast` number, since 61 + 1 + 6 + 592 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 611659197 and 611659206.

It is not an unprimeable number, because it can be changed into a prime (611659241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 213117 + ... + 215967.

It is an arithmetic number, because the mean of its divisors is an integer number (22138650).

Almost surely, 2^611659242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 611659242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (708436800).

611659242 is an abundant number, since it is smaller than the sum of its proper divisors (805214358).

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

611659242 is a wasteful number, since it uses less digits than its factorization.

611659242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3028 (or 3022 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 611659242 is about 24731.7456318797. The cubic root of 611659242 is about 848.8608694585.

It can be divided in two parts, 61165 and 9242, that added together give a palindrome (70407).

The spelling of 611659242 in words is "six hundred eleven million, six hundred fifty-nine thousand, two hundred forty-two".