50408090 has 32 divisors (see below), whose sum is σ = 94847760. Its totient is φ = 19264000.

The previous prime is 50408089. The next prime is 50408117. The reversal of 50408090 is 9080405.

It can be written as a sum of positive squares in 8 ways, for example, as 41770369 + 8637721 = 6463^2 + 2939^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28430 + ... + 30150.

Almost surely, 2^50408090 is an apocalyptic number.

50408090 is a deficient number, since it is larger than the sum of its proper divisors (44439670).

50408090 is a wasteful number, since it uses less digits than its factorization.

50408090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1858.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 50408090 is about 7099.8654916836. The cubic root of 50408090 is about 369.4027129744.

Adding to 50408090 its reverse (9080405), we get a palindrome (59488495).

The spelling of 50408090 in words is "fifty million, four hundred eight thousand, ninety".