402425341 has 4 divisors (see below), whose sum is σ = 402516412. Its totient is φ = 402334272.

The previous prime is 402425333. The next prime is 402425351. The reversal of 402425341 is 143524204.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 157628025 + 244797316 = 12555^2 + 15646^2 .

It is a cyclic number.

It is not a de Polignac number, because 402425341 - 2³ = 402425333 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 (402425311) 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, 38550 + ... + 47863.

It is an arithmetic number, because the mean of its divisors is an integer number (100629103).

Almost surely, 2^402425341 is an apocalyptic number.

It is an amenable number.

402425341 is a deficient number, since it is larger than the sum of its proper divisors (91071).

402425341 is an equidigital number, since it uses as much as digits as its factorization.

402425341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91070.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 402425341 is about 20060.5418919829. The cubic root of 402425341 is about 738.2924721405.

Adding to 402425341 its reverse (143524204), we get a palindrome (545949545).

The spelling of 402425341 in words is "four hundred two million, four hundred twenty-five thousand, three hundred forty-one".