342220425 has 12 divisors (see below), whose sum is σ = 565804560. Its totient is φ = 182517520.

The previous prime is 342220393. The next prime is 342220441. The reversal of 342220425 is 524022243.

It is a happy number.

It is not a de Polignac number, because 342220425 - 2⁵ = 342220393 is a prime.

It is a super-2 number, since 2×342220425² = 234229638574361250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 342220395 and 342220404.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2281395 + ... + 2281544.

It is an arithmetic number, because the mean of its divisors is an integer number (47150380).

Almost surely, 2^342220425 is an apocalyptic number.

It is an amenable number.

342220425 is a deficient number, since it is larger than the sum of its proper divisors (223584135).

342220425 is a wasteful number, since it uses less digits than its factorization.

342220425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4562952 (or 4562947 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 342220425 is about 18499.2006584068. The cubic root of 342220425 is about 699.4692745875.

Adding to 342220425 its reverse (524022243), we get a palindrome (866242668).

The spelling of 342220425 in words is "three hundred forty-two million, two hundred twenty thousand, four hundred twenty-five".