4000396 has 6 divisors (see below), whose sum is σ = 7000700. Its totient is φ = 2000196.

The previous prime is 4000379. The next prime is 4000439. The reversal of 4000396 is 6930004.

4000396 is a modest number, since divided by 396 gives 4 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500046 + ... + 500053.

Almost surely, 2^4000396 is an apocalyptic number.

It is an amenable number.

4000396 is a deficient number, since it is larger than the sum of its proper divisors (3000304).

4000396 is a wasteful number, since it uses less digits than its factorization.

4000396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000103 (or 1000101 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 4000396 is about 2000.0989975499. The cubic root of 4000396 is about 158.7453434474.

The spelling of 4000396 in words is "four million, three hundred ninety-six", and thus it is an aban number.