50442000 has 160 divisors (see below), whose sum is σ = 186011904. Its totient is φ = 11520000.

The previous prime is 50441983. The next prime is 50442011. The reversal of 50442000 is 24405.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41400 + ... + 42600.

Almost surely, 2^50442000 is an apocalyptic number.

50442000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50442000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93005952).

50442000 is an abundant number, since it is smaller than the sum of its proper divisors (135569904).

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

50442000 is a wasteful number, since it uses less digits than its factorization.

50442000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1234 (or 1218 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 50442000 is about 7102.2531636094. The cubic root of 50442000 is about 369.4855279760.

Adding to 50442000 its reverse (24405), we get a palindrome (50466405).

The spelling of 50442000 in words is "fifty million, four hundred forty-two thousand".