42983550 has 72 divisors (see below), whose sum is σ = 120532464. Its totient is φ = 10961280.

The previous prime is 42983543. The next prime is 42983593. The reversal of 42983550 is 5538924.

42983550 is a `hidden beast` number, since 4 + 29 + 83 + 550 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 8274 + ... + 12426.

It is an arithmetic number, because the mean of its divisors is an integer number (1674062).

Almost surely, 2^42983550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42983550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60266232).

42983550 is an abundant number, since it is smaller than the sum of its proper divisors (77548914).

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

42983550 is a wasteful number, since it uses less digits than its factorization.

42983550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4194 (or 4186 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 42983550 is about 6556.1841035773. The cubic root of 42983550 is about 350.2951252257.

The spelling of 42983550 in words is "forty-two million, nine hundred eighty-three thousand, five hundred fifty".