1225560350 has 24 divisors (see below), whose sum is σ = 2605191888. Its totient is φ = 420192000.

The previous prime is 1225560341. The next prime is 1225560367. The reversal of 1225560350 is 530655221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1750451 + ... + 1751150.

It is an arithmetic number, because the mean of its divisors is an integer number (108549662).

Almost surely, 2^1225560350 is an apocalyptic number.

1225560350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1225560350 is an abundant number, since it is smaller than the sum of its proper divisors (1379631538).

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

1225560350 is a wasteful number, since it uses less digits than its factorization.

1225560350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3501620 (or 3501615 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 1225560350 is about 35008.0040847804. The cubic root of 1225560350 is about 1070.1506033102.

The spelling of 1225560350 in words is "one billion, two hundred twenty-five million, five hundred sixty thousand, three hundred fifty".