3420530442 has 48 divisors (see below), whose sum is σ = 8915674560. Its totient is φ = 925857216.

The previous prime is 3420530437. The next prime is 3420530447. The reversal of 3420530442 is 2440350243.

It is an interprime number because it is at equal distance from previous prime (3420530437) and next prime (3420530447).

It is not an unprimeable number, because it can be changed into a prime (3420530447) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 712003 + ... + 716790.

It is an arithmetic number, because the mean of its divisors is an integer number (185743220).

Almost surely, 2^3420530442 is an apocalyptic number.

3420530442 is an abundant number, since it is smaller than the sum of its proper divisors (5495144118).

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

3420530442 is a wasteful number, since it uses less digits than its factorization.

3420530442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428827 (or 1428824 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 3420530442 is about 58485.3010764243. The cubic root of 3420530442 is about 1506.7151437031.

Adding to 3420530442 its reverse (2440350243), we get a palindrome (5860880685).

The spelling of 3420530442 in words is "three billion, four hundred twenty million, five hundred thirty thousand, four hundred forty-two".