4001036 has 12 divisors (see below), whose sum is σ = 7540512. Its totient is φ = 1846608.

The previous prime is 4001029. The next prime is 4001059. The reversal of 4001036 is 6301004.

4001036 is a modest number, since divided by 1036 gives 4 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 4001036.

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, 38420 + ... + 38523.

It is an arithmetic number, because the mean of its divisors is an integer number (628376).

Almost surely, 2^4001036 is an apocalyptic number.

It is an amenable number.

4001036 is a deficient number, since it is larger than the sum of its proper divisors (3539476).

4001036 is a wasteful number, since it uses less digits than its factorization.

4001036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76960 (or 76958 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 4001036 is about 2000.2589832319. The cubic root of 4001036 is about 158.7538085762.

Subtracting 4001036 from its reverse (6301004), we obtain a cube (2299968 = 132³).

The spelling of 4001036 in words is "four million, one thousand, thirty-six".