4000010 has 16 divisors (see below), whose sum is σ = 8228736. Its totient is φ = 1371408.

The previous prime is 3999971. The next prime is 4000037. The reversal of 4000010 is 100004.

It is a Harshad number since it is a multiple of its sum of digits (5).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3999958 and 4000003.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28502 + ... + 28641.

It is an arithmetic number, because the mean of its divisors is an integer number (514296).

Almost surely, 2^4000010 is an apocalyptic number.

4000010 is an abundant number, since it is smaller than the sum of its proper divisors (4228726).

4000010 is a wasteful number, since it uses less digits than its factorization.

4000010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57157.

The product of its (nonzero) digits is 4, while the sum is 5.

The square root of 4000010 is about 2000.0024999984. The cubic root of 4000010 is about 158.7402374801.

Adding to 4000010 its reverse (100004), we get a palindrome (4100014).

The spelling of 4000010 in words is "four million, ten", and thus it is an aban number.