425121322 has 16 divisors (see below), whose sum is σ = 654571944. Its totient is φ = 207000000.

The previous prime is 425121283. The next prime is 425121337. The reversal of 425121322 is 223121524.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 370524001 + 54597321 = 19249^2 + 7389^2 .

It is a junction number, because it is equal to n+sod(n) for n = 425121293 and 425121302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4929 + ... + 29572.

Almost surely, 2^425121322 is an apocalyptic number.

425121322 is a deficient number, since it is larger than the sum of its proper divisors (229450622).

425121322 is a wasteful number, since it uses less digits than its factorization.

425121322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34665.

The product of its digits is 960, while the sum is 22.

The square root of 425121322 is about 20618.4704088349. The cubic root of 425121322 is about 751.9188329572.

Adding to 425121322 its reverse (223121524), we get a palindrome (648242846).

It can be divided in two parts, 42512 and 1322, that added together give a palindrome (43834).

The spelling of 425121322 in words is "four hundred twenty-five million, one hundred twenty-one thousand, three hundred twenty-two".