1225330562 has 16 divisors (see below), whose sum is σ = 1903505400. Its totient is φ = 590876160.

The previous prime is 1225330553. The next prime is 1225330571. The reversal of 1225330562 is 2650335221.

It is an interprime number because it is at equal distance from previous prime (1225330553) and next prime (1225330571).

It can be written as a sum of positive squares in 4 ways, for example, as 414163201 + 811167361 = 20351^2 + 28481^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42512 + ... + 65252.

Almost surely, 2^1225330562 is an apocalyptic number.

1225330562 is a deficient number, since it is larger than the sum of its proper divisors (678174838).

1225330562 is a wasteful number, since it uses less digits than its factorization.

1225330562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23701.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 1225330562 is about 35004.7219957537. The cubic root of 1225330562 is about 1070.0837160458.

Adding to 1225330562 its reverse (2650335221), we get a palindrome (3875665783).

The spelling of 1225330562 in words is "one billion, two hundred twenty-five million, three hundred thirty thousand, five hundred sixty-two".