2403801 has 12 divisors (see below), whose sum is σ = 3512340. Its totient is φ = 1584000.

The previous prime is 2403773. The next prime is 2403809. The reversal of 2403801 is 1083042.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 853776 + 1550025 = 924^2 + 1245^2 .

It is not a de Polignac number, because 2403801 - 2⁷ = 2403673 is a prime.

2403801 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2403809) 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, 700 + ... + 2301.

It is an arithmetic number, because the mean of its divisors is an integer number (292695).

2^2403801 is an apocalyptic number.

It is an amenable number.

2403801 is a deficient number, since it is larger than the sum of its proper divisors (1108539).

2403801 is a wasteful number, since it uses less digits than its factorization.

2403801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3096 (or 3093 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 2403801 is about 1550.4196206189. The cubic root of 2403801 is about 133.9572336979.

Adding to 2403801 its reverse (1083042), we get a palindrome (3486843).

The spelling of 2403801 in words is "two million, four hundred three thousand, eight hundred one".