1404540050 has 24 divisors (see below), whose sum is σ = 2615913300. Its totient is φ = 561070080.

The previous prime is 1404540023. The next prime is 1404540073. The reversal of 1404540050 is 500454041.

It can be written as a sum of positive squares in 6 ways, for example, as 621155929 + 783384121 = 24923^2 + 27989^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1404539998 and 1404540025.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20186 + ... + 56714.

Almost surely, 2^1404540050 is an apocalyptic number.

1404540050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1404540050 is a deficient number, since it is larger than the sum of its proper divisors (1211373250).

1404540050 is a wasteful number, since it uses less digits than its factorization.

1404540050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37310 (or 37305 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 1404540050 is about 37477.1937316550. The cubic root of 1404540050 is about 1119.8969000546.

Adding to 1404540050 its reverse (500454041), we get a palindrome (1904994091).

The spelling of 1404540050 in words is "one billion, four hundred four million, five hundred forty thousand, fifty".