1225802258 has 8 divisors (see below), whose sum is σ = 1839486000. Its totient is φ = 612640260.

The previous prime is 1225802177. The next prime is 1225802287. The reversal of 1225802258 is 8522085221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124508 + ... + 133991.

It is an arithmetic number, because the mean of its divisors is an integer number (229935750).

Almost surely, 2^1225802258 is an apocalyptic number.

1225802258 is a deficient number, since it is larger than the sum of its proper divisors (613683742).

1225802258 is a wasteful number, since it uses less digits than its factorization.

1225802258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260872.

The product of its (nonzero) digits is 25600, while the sum is 35.

The square root of 1225802258 is about 35011.4589527486. The cubic root of 1225802258 is about 1070.2210094611.

Adding to 1225802258 its reverse (8522085221), we get a palindrome (9747887479).

The spelling of 1225802258 in words is "one billion, two hundred twenty-five million, eight hundred two thousand, two hundred fifty-eight".