1225025466 has 16 divisors (see below), whose sum is σ = 2800058304. Its totient is φ = 350007264.

The previous prime is 1225025449. The next prime is 1225025467. The reversal of 1225025466 is 6645205221.

It is not an unprimeable number, because it can be changed into a prime (1225025467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14583595 + ... + 14583678.

It is an arithmetic number, because the mean of its divisors is an integer number (175003644).

Almost surely, 2^1225025466 is an apocalyptic number.

1225025466 is an abundant number, since it is smaller than the sum of its proper divisors (1575032838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1225025466 is a wasteful number, since it uses less digits than its factorization.

1225025466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29167285.

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 1225025466 is about 35000.3637981093. The cubic root of 1225025466 is about 1069.9948950174.

The spelling of 1225025466 in words is "one billion, two hundred twenty-five million, twenty-five thousand, four hundred sixty-six".