561952050 has 48 divisors (see below), whose sum is σ = 1520340192. Its totient is φ = 136230400.

The previous prime is 561952003. The next prime is 561952067. The reversal of 561952050 is 50259165.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 168639 + ... + 171938.

It is an arithmetic number, because the mean of its divisors is an integer number (31673754).

Almost surely, 2^561952050 is an apocalyptic number.

561952050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

561952050 is an abundant number, since it is smaller than the sum of its proper divisors (958388142).

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

561952050 is a wasteful number, since it uses less digits than its factorization.

561952050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340603 (or 340598 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 33.

The square root of 561952050 is about 23705.5278363507. The cubic root of 561952050 is about 825.2136820235.

The spelling of 561952050 in words is "five hundred sixty-one million, nine hundred fifty-two thousand, fifty".