1612225260 has 72 divisors (see below), whose sum is σ = 5178098016. Its totient is φ = 404636160.

The previous prime is 1612225231. The next prime is 1612225261. The reversal of 1612225260 is 625222161.

1612225260 is a `hidden beast` number, since 1 + 612 + 2 + 25 + 26 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (1612225261) 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 23 ways as a sum of consecutive naturals, for example, 260376 + ... + 266495.

It is an arithmetic number, because the mean of its divisors is an integer number (71918028).

Almost surely, 2^1612225260 is an apocalyptic number.

1612225260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1612225260 is an abundant number, since it is smaller than the sum of its proper divisors (3565872756).

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

1612225260 is a wasteful number, since it uses less digits than its factorization.

1612225260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526903 (or 526898 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1612225260 is about 40152.5249517387. The cubic root of 1612225260 is about 1172.5784466891.

The spelling of 1612225260 in words is "one billion, six hundred twelve million, two hundred twenty-five thousand, two hundred sixty".