3142245340 has 48 divisors (see below), whose sum is σ = 7176728160. Its totient is φ = 1148716800.

The previous prime is 3142245331. The next prime is 3142245347. The reversal of 3142245340 is 435422413.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3142245299 and 3142245308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3142245347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33570 + ... + 86089.

It is an arithmetic number, because the mean of its divisors is an integer number (149515170).

Almost surely, 2^3142245340 is an apocalyptic number.

It is an amenable number.

3142245340 is an abundant number, since it is smaller than the sum of its proper divisors (4034482820).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3142245340 is a wasteful number, since it uses less digits than its factorization.

3142245340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119782 (or 119780 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 3142245340 is about 56055.7342294256. The cubic root of 3142245340 is about 1464.6933067179.

Adding to 3142245340 its reverse (435422413), we get a palindrome (3577667753).

The spelling of 3142245340 in words is "three billion, one hundred forty-two million, two hundred forty-five thousand, three hundred forty".