2400693 has 4 divisors (see below), whose sum is σ = 3200928. Its totient is φ = 1600460.

The previous prime is 2400667. The next prime is 2400703. The reversal of 2400693 is 3960042.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2400693 - 2⁵ = 2400661 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2400613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 400113 + ... + 400118.

It is an arithmetic number, because the mean of its divisors is an integer number (800232).

2^2400693 is an apocalyptic number.

It is an amenable number.

2400693 is a deficient number, since it is larger than the sum of its proper divisors (800235).

2400693 is an equidigital number, since it uses as much as digits as its factorization.

2400693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800234.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 2400693 is about 1549.4169871277. The cubic root of 2400693 is about 133.8994753606.

The spelling of 2400693 in words is "two million, four hundred thousand, six hundred ninety-three".