6212545342 has 4 divisors (see below), whose sum is σ = 9318818016. Its totient is φ = 3106272670.

The previous prime is 6212545309. The next prime is 6212545343. The reversal of 6212545342 is 2435452126.

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

It is a junction number, because it is equal to n+sod(n) for n = 6212545298 and 6212545307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6212545343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1553136334 + ... + 1553136337.

It is an arithmetic number, because the mean of its divisors is an integer number (2329704504).

Almost surely, 2^6212545342 is an apocalyptic number.

6212545342 is a deficient number, since it is larger than the sum of its proper divisors (3106272674).

6212545342 is a wasteful number, since it uses less digits than its factorization.

6212545342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3106272673.

The product of its digits is 57600, while the sum is 34.

The square root of 6212545342 is about 78819.7014838295. The cubic root of 6212545342 is about 1838.3287974323.

Adding to 6212545342 its reverse (2435452126), we get a palindrome (8647997468).

The spelling of 6212545342 in words is "six billion, two hundred twelve million, five hundred forty-five thousand, three hundred forty-two".