324140425 has 24 divisors (see below), whose sum is σ = 460881216. Its totient is φ = 221528640.

The previous prime is 324140419. The next prime is 324140431. The reversal of 324140425 is 524041423.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (324140419) and next prime (324140431).

It is not a de Polignac number, because 324140425 - 2⁵ = 324140393 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 324140425.

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, 52554 + ... + 58396.

It is an arithmetic number, because the mean of its divisors is an integer number (19203384).

Almost surely, 2^324140425 is an apocalyptic number.

324140425 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

324140425 is a deficient number, since it is larger than the sum of its proper divisors (136740791).

324140425 is a wasteful number, since it uses less digits than its factorization.

324140425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6177 (or 6172 counting only the distinct ones).

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

The square root of 324140425 is about 18003.9002718855. The cubic root of 324140425 is about 686.9277574333.

Adding to 324140425 its reverse (524041423), we get a palindrome (848181848).

The spelling of 324140425 in words is "three hundred twenty-four million, one hundred forty thousand, four hundred twenty-five".