1225554026 has 8 divisors (see below), whose sum is σ = 1838894880. Its totient is φ = 612589068.

The previous prime is 1225554023. The next prime is 1225554041. The reversal of 1225554026 is 6204555221.

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

It is a junction number, because it is equal to n+sod(n) for n = 1225553983 and 1225554001.

It is not an unprimeable number, because it can be changed into a prime (1225554023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85676 + ... + 98951.

It is an arithmetic number, because the mean of its divisors is an integer number (229861860).

Almost surely, 2^1225554026 is an apocalyptic number.

1225554026 is a deficient number, since it is larger than the sum of its proper divisors (613340854).

1225554026 is a wasteful number, since it uses less digits than its factorization.

1225554026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187948.

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 1225554026 is about 35007.9137624623. The cubic root of 1225554026 is about 1070.1487626164.

The spelling of 1225554026 in words is "one billion, two hundred twenty-five million, five hundred fifty-four thousand, twenty-six".