3980458 has 4 divisors (see below), whose sum is σ = 5970690. Its totient is φ = 1990228.

The previous prime is 3980429. The next prime is 3980461. The reversal of 3980458 is 8540893.

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

It can be written as a sum of positive squares in only one way, i.e., 3775249 + 205209 = 1943^2 + 453^2 .

It is a plaindrome in base 7.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 995113 + ... + 995116.

Almost surely, 2^3980458 is an apocalyptic number.

3980458 is a deficient number, since it is larger than the sum of its proper divisors (1990232).

3980458 is a wasteful number, since it uses less digits than its factorization.

3980458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1990231.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 3980458 is about 1995.1085183518. The cubic root of 3980458 is about 158.4811748085.

The spelling of 3980458 in words is "three million, nine hundred eighty thousand, four hundred fifty-eight".