2240637 has 16 divisors (see below), whose sum is σ = 3563520. Its totient is φ = 1224432.

The previous prime is 2240633. The next prime is 2240647. The reversal of 2240637 is 7360422.

It is not a de Polignac number, because 2240637 - 2² = 2240633 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2240633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1837 + ... + 2802.

It is an arithmetic number, because the mean of its divisors is an integer number (222720).

2^2240637 is an apocalyptic number.

It is an amenable number.

2240637 is a deficient number, since it is larger than the sum of its proper divisors (1322883).

2240637 is a wasteful number, since it uses less digits than its factorization.

2240637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4672.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 2240637 is about 1496.8757463464. The cubic root of 2240637 is about 130.8550540251.

The spelling of 2240637 in words is "two million, two hundred forty thousand, six hundred thirty-seven".