2400063 has 12 divisors (see below), whose sum is σ = 3268488. Its totient is φ = 1566400.

The previous prime is 2400053. The next prime is 2400067. The reversal of 2400063 is 3600042.

It is not a de Polignac number, because 2400063 - 2⁵ = 2400031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2400067) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23713 + ... + 23813.

It is an arithmetic number, because the mean of its divisors is an integer number (272374).

2^2400063 is an apocalyptic number.

2400063 is a deficient number, since it is larger than the sum of its proper divisors (868425).

2400063 is an equidigital number, since it uses as much as digits as its factorization.

2400063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282 (or 193 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 2400063 is about 1549.2136715121. The cubic root of 2400063 is about 133.8877615138.

It can be divided in two parts, 2 and 400063, that added together give a triangular number (400065 = T₈₉₄).

The spelling of 2400063 in words is "two million, four hundred thousand, sixty-three".