2402351 has 4 divisors (see below), whose sum is σ = 2745552. Its totient is φ = 2059152.

The previous prime is 2402333. The next prime is 2402353. The reversal of 2402351 is 1532042.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1532042 = 2 ⋅766021.

It is a cyclic number.

It is not a de Polignac number, because 2402351 - 2¹⁸ = 2140207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2402353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171590 + ... + 171603.

It is an arithmetic number, because the mean of its divisors is an integer number (686388).

2^2402351 is an apocalyptic number.

2402351 is a deficient number, since it is larger than the sum of its proper divisors (343201).

2402351 is an equidigital number, since it uses as much as digits as its factorization.

2402351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343200.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 2402351 is about 1549.9519347386. The cubic root of 2402351 is about 133.9302934399.

Adding to 2402351 its reverse (1532042), we get a palindrome (3934393).

The spelling of 2402351 in words is "two million, four hundred two thousand, three hundred fifty-one".