4291982 has 4 divisors (see below), whose sum is σ = 6437976. Its totient is φ = 2145990.

The previous prime is 4291979. The next prime is 4292009. The reversal of 4291982 is 2891924.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×4291982² = 36842218976648, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072994 + ... + 1072997.

It is an arithmetic number, because the mean of its divisors is an integer number (1609494).

Almost surely, 2^4291982 is an apocalyptic number.

4291982 is a deficient number, since it is larger than the sum of its proper divisors (2145994).

4291982 is a wasteful number, since it uses less digits than its factorization.

4291982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2145993.

The product of its digits is 10368, while the sum is 35.

The square root of 4291982 is about 2071.7099217796. The cubic root of 4291982 is about 162.5121979009.

The spelling of 4291982 in words is "four million, two hundred ninety-one thousand, nine hundred eighty-two".