1622560245 has 16 divisors (see below), whose sum is σ = 2606964480. Its totient is φ = 861742784.

The previous prime is 1622560241. The next prime is 1622560259. The reversal of 1622560245 is 5420652261.

It is a cyclic number.

It is not a de Polignac number, because 1622560245 - 2² = 1622560241 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1622560241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 222714 + ... + 229883.

It is an arithmetic number, because the mean of its divisors is an integer number (162935280).

Almost surely, 2^1622560245 is an apocalyptic number.

1622560245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1622560245 is a deficient number, since it is larger than the sum of its proper divisors (984404235).

1622560245 is a wasteful number, since it uses less digits than its factorization.

1622560245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452844.

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

The square root of 1622560245 is about 40281.0159380321. The cubic root of 1622560245 is about 1175.0786716602.

The spelling of 1622560245 in words is "one billion, six hundred twenty-two million, five hundred sixty thousand, two hundred forty-five".