2531230342 has 8 divisors (see below), whose sum is σ = 3797059032. Its totient is φ = 1265544000.

The previous prime is 2531230313. The next prime is 2531230343. The reversal of 2531230342 is 2430321352.

2531230342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2531230342² = 12814254088522873928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2531230343) 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, 51217 + ... + 87667.

It is an arithmetic number, because the mean of its divisors is an integer number (474632379).

Almost surely, 2^2531230342 is an apocalyptic number.

2531230342 is a deficient number, since it is larger than the sum of its proper divisors (1265828690).

2531230342 is a wasteful number, since it uses less digits than its factorization.

2531230342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71174.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 2531230342 is about 50311.3341305913. The cubic root of 2531230342 is about 1362.8369166193.

Adding to 2531230342 its reverse (2430321352), we get a palindrome (4961551694).

The spelling of 2531230342 in words is "two billion, five hundred thirty-one million, two hundred thirty thousand, three hundred forty-two".