2400766 has 4 divisors (see below), whose sum is σ = 3601152. Its totient is φ = 1200382.

The previous prime is 2400719. The next prime is 2400767. The reversal of 2400766 is 6670042.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6670042 = 2 ⋅3335021.

It is a self number, because there is not a number n which added to its sum of digits gives 2400766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2400767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600190 + ... + 600193.

It is an arithmetic number, because the mean of its divisors is an integer number (900288).

2^2400766 is an apocalyptic number.

2400766 is a deficient number, since it is larger than the sum of its proper divisors (1200386).

2400766 is a wasteful number, since it uses less digits than its factorization.

2400766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1200385.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 2400766 is about 1549.4405441965. The cubic root of 2400766 is about 133.9008325468.

The spelling of 2400766 in words is "two million, four hundred thousand, seven hundred sixty-six".