11572006 has 16 divisors (see below), whose sum is σ = 17729280. Its totient is φ = 5663560.

The previous prime is 11571983. The next prime is 11572037. The reversal of 11572006 is 60027511.

It is a super-2 number, since 2×11572006² = 267822645728072, which contains 22 as substring.

It is a congruent number.

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, 32055 + ... + 32413.

It is an arithmetic number, because the mean of its divisors is an integer number (1108080).

Almost surely, 2^11572006 is an apocalyptic number.

11572006 is a deficient number, since it is larger than the sum of its proper divisors (6157274).

11572006 is a wasteful number, since it uses less digits than its factorization.

11572006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659.

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 11572006 is about 3401.7651300465. The cubic root of 11572006 is about 226.1879945670.

Adding to 11572006 its reverse (60027511), we get a palindrome (71599517).

The spelling of 11572006 in words is "eleven million, five hundred seventy-two thousand, six".