2401623 has 32 divisors (see below), whose sum is σ = 4139520. Its totient is φ = 1347840.

The previous prime is 2401621. The next prime is 2401639. The reversal of 2401623 is 3261042.

It is a happy number.

2401623 is a `hidden beast` number, since 2 + 40 + 1 + 623 = 666.

2401623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2401623 - 2¹ = 2401621 is a prime.

2401623 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2401596 and 2401605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2401621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18268 + ... + 18398.

It is an arithmetic number, because the mean of its divisors is an integer number (129360).

2^2401623 is an apocalyptic number.

2401623 is a deficient number, since it is larger than the sum of its proper divisors (1737897).

2401623 is a wasteful number, since it uses less digits than its factorization.

2401623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244 (or 238 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2401623 is about 1549.7170709520. The cubic root of 2401623 is about 133.9167634847.

Adding to 2401623 its reverse (3261042), we get a palindrome (5662665).

The spelling of 2401623 in words is "two million, four hundred one thousand, six hundred twenty-three".