50420331 has 48 divisors (see below), whose sum is σ = 82083456. Its totient is φ = 29622528.

The previous prime is 50420329. The next prime is 50420387. The reversal of 50420331 is 13302405.

It is not a de Polignac number, because 50420331 - 2¹ = 50420329 is a prime.

It is a super-2 number, since 2×50420331² = 5084419556299122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (50420131) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 291361 + ... + 291533.

It is an arithmetic number, because the mean of its divisors is an integer number (1710072).

Almost surely, 2^50420331 is an apocalyptic number.

50420331 is a deficient number, since it is larger than the sum of its proper divisors (31663125).

50420331 is a wasteful number, since it uses less digits than its factorization.

50420331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292 (or 289 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 50420331 is about 7100.7274979399. The cubic root of 50420331 is about 369.4326122269.

Adding to 50420331 its reverse (13302405), we get a palindrome (63722736).

The spelling of 50420331 in words is "fifty million, four hundred twenty thousand, three hundred thirty-one".