4002046 has 24 divisors (see below), whose sum is σ = 6638544. Its totient is φ = 1805760.

The previous prime is 4002043. The next prime is 4002049. The reversal of 4002046 is 6402004.

It is an interprime number because it is at equal distance from previous prime (4002043) and next prime (4002049).

It is a super-2 number, since 2×4002046² = 32032744372232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4002041) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 16486 + ... + 16726.

It is an arithmetic number, because the mean of its divisors is an integer number (276606).

Almost surely, 2^4002046 is an apocalyptic number.

4002046 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

4002046 is a deficient number, since it is larger than the sum of its proper divisors (2636498).

4002046 is a wasteful number, since it uses less digits than its factorization.

4002046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304 (or 285 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 4002046 is about 2000.5114346087. The cubic root of 4002046 is about 158.7671657715.

The spelling of 4002046 in words is "four million, two thousand, forty-six", and thus it is an eban number.