411622780 has 48 divisors (see below), whose sum is σ = 909490176. Its totient is φ = 156280320.

The previous prime is 411622777. The next prime is 411622787. The reversal of 411622780 is 87226114.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (411622787) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23557 + ... + 37123.

It is an arithmetic number, because the mean of its divisors is an integer number (18947712).

Almost surely, 2^411622780 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 411622780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (454745088).

411622780 is an abundant number, since it is smaller than the sum of its proper divisors (497867396).

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

411622780 is a wasteful number, since it uses less digits than its factorization.

411622780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13654 (or 13652 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 411622780 is about 20288.4888545204. The cubic root of 411622780 is about 743.8747211691.

Adding to 411622780 its reverse (87226114), we get a palindrome (498848894).

It can be divided in two parts, 4116 and 22780, that added together give a square (26896 = 164²).

The spelling of 411622780 in words is "four hundred eleven million, six hundred twenty-two thousand, seven hundred eighty".