2402455 has 24 divisors (see below), whose sum is σ = 3346704. Its totient is φ = 1655280.

The previous prime is 2402441. The next prime is 2402461. The reversal of 2402455 is 5542042.

It is not a de Polignac number, because 2402455 - 2¹¹ = 2400407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 126436 + ... + 126454.

It is an arithmetic number, because the mean of its divisors is an integer number (139446).

2^2402455 is an apocalyptic number.

2402455 is a deficient number, since it is larger than the sum of its proper divisors (944249).

2402455 is an equidigital number, since it uses as much as digits as its factorization.

2402455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76 (or 35 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 2402455 is about 1549.9854838030. The cubic root of 2402455 is about 133.9322260675.

Adding to 2402455 its reverse (5542042), we get a palindrome (7944497).

The spelling of 2402455 in words is "two million, four hundred two thousand, four hundred fifty-five".