4015006 has 4 divisors (see below), whose sum is σ = 6022512. Its totient is φ = 2007502.

The previous prime is 4014977. The next prime is 4015013. The reversal of 4015006 is 6005104.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×4015006² = 32240546360072, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1003750 + ... + 1003753.

It is an arithmetic number, because the mean of its divisors is an integer number (1505628).

Almost surely, 2^4015006 is an apocalyptic number.

4015006 is a deficient number, since it is larger than the sum of its proper divisors (2007506).

4015006 is a wasteful number, since it uses less digits than its factorization.

4015006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2007505.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 4015006 is about 2003.7479881462. The cubic root of 4015006 is about 158.9383619846.

The spelling of 4015006 in words is "four million, fifteen thousand, six".