2240511 has 32 divisors (see below), whose sum is σ = 3816960. Its totient is φ = 1137024.

The previous prime is 2240507. The next prime is 2240531. The reversal of 2240511 is 1150422.

It is not a de Polignac number, because 2240511 - 2² = 2240507 is a prime.

It is a super-2 number, since 2×2240511² = 10039779082242, which contains 22 as substring.

It is an Ulam number.

It is a plaindrome in base 16.

It is a zygodrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2240531) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7776 + ... + 8058.

It is an arithmetic number, because the mean of its divisors is an integer number (119280).

2^2240511 is an apocalyptic number.

2240511 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2240511 is a deficient number, since it is larger than the sum of its proper divisors (1576449).

2240511 is a wasteful number, since it uses less digits than its factorization.

2240511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 2240511 is about 1496.8336580930. The cubic root of 2240511 is about 130.8526011444.

Adding to 2240511 its reverse (1150422), we get a palindrome (3390933).

The spelling of 2240511 in words is "two million, two hundred forty thousand, five hundred eleven".