611221482 has 48 divisors (see below), whose sum is σ = 1369784832. Its totient is φ = 196771680.

The previous prime is 611221477. The next prime is 611221483. The reversal of 611221482 is 284122116.

611221482 is a `hidden beast` number, since 61 + 122 + 1 + 482 = 666.

It is not an unprimeable number, because it can be changed into a prime (611221483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 421683 + ... + 423129.

It is an arithmetic number, because the mean of its divisors is an integer number (28537184).

Almost surely, 2^611221482 is an apocalyptic number.

611221482 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 611221482, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (684892416).

611221482 is an abundant number, since it is smaller than the sum of its proper divisors (758563350).

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

611221482 is a wasteful number, since it uses less digits than its factorization.

611221482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2243 (or 2240 counting only the distinct ones).

The product of its digits is 1536, while the sum is 27.

The square root of 611221482 is about 24722.8938840096. The cubic root of 611221482 is about 848.6583133108.

Adding to 611221482 its reverse (284122116), we get a palindrome (895343598).

The spelling of 611221482 in words is "six hundred eleven million, two hundred twenty-one thousand, four hundred eighty-two".