2506011 has 8 divisors (see below), whose sum is σ = 3486720. Its totient is φ = 1597992.

The previous prime is 2506003. The next prime is 2506013. The reversal of 2506011 is 1106052.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2506011 - 2³ = 2506003 is a prime.

It is a super-2 number, since 2×2506011² = 12560182264242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2506013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18091 + ... + 18228.

It is an arithmetic number, because the mean of its divisors is an integer number (435840).

2^2506011 is an apocalyptic number.

2506011 is a deficient number, since it is larger than the sum of its proper divisors (980709).

2506011 is a wasteful number, since it uses less digits than its factorization.

2506011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36345.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 2506011 is about 1583.0385339593. The cubic root of 2506011 is about 135.8295695278.

The spelling of 2506011 in words is "two million, five hundred six thousand, eleven".