4261980 has 48 divisors (see below), whose sum is σ = 12023424. Its totient is φ = 1128000.

The previous prime is 4261979. The next prime is 4261981. The reversal of 4261980 is 891624.

It is an interprime number because it is at equal distance from previous prime (4261979) and next prime (4261981).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4261981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14919 + ... + 15201.

It is an arithmetic number, because the mean of its divisors is an integer number (250488).

Almost surely, 2^4261980 is an apocalyptic number.

It is an amenable number.

4261980 is an abundant number, since it is smaller than the sum of its proper divisors (7761444).

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

4261980 is a wasteful number, since it uses less digits than its factorization.

4261980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546 (or 544 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 4261980 is about 2064.4563449005. The cubic root of 4261980 is about 162.1326455136.

Subtracting from 4261980 its product of nonzero digits (3456), we obtain a palindrome (4258524).

The spelling of 4261980 in words is "four million, two hundred sixty-one thousand, nine hundred eighty".