415981982 has 32 divisors (see below), whose sum is σ = 691092864. Its totient is φ = 186566400.

The previous prime is 415981961. The next prime is 415981987. The reversal of 415981982 is 289189514.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (415981987) 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, 337307 + ... + 338537.

It is an arithmetic number, because the mean of its divisors is an integer number (21596652).

Almost surely, 2^415981982 is an apocalyptic number.

415981982 is a deficient number, since it is larger than the sum of its proper divisors (275110882).

415981982 is a wasteful number, since it uses less digits than its factorization.

415981982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1604.

The product of its digits is 207360, while the sum is 47.

The square root of 415981982 is about 20395.6363470229. The cubic root of 415981982 is about 746.4914535819.

The spelling of 415981982 in words is "four hundred fifteen million, nine hundred eighty-one thousand, nine hundred eighty-two".