3948994 has 8 divisors (see below), whose sum is σ = 6769728. Its totient is φ = 1692420.

The previous prime is 3948953. The next prime is 3949003. The reversal of 3948994 is 4998493.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×3948994² = 31189107224072, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141022 + ... + 141049.

It is an arithmetic number, because the mean of its divisors is an integer number (846216).

Almost surely, 2^3948994 is an apocalyptic number.

3948994 is a deficient number, since it is larger than the sum of its proper divisors (2820734).

3948994 is a wasteful number, since it uses less digits than its factorization.

3948994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282080.

The product of its digits is 279936, while the sum is 46.

The square root of 3948994 is about 1987.2075885523. The cubic root of 3948994 is about 158.0624919707.

The spelling of 3948994 in words is "three million, nine hundred forty-eight thousand, nine hundred ninety-four".