50001240 has 32 divisors (see below), whose sum is σ = 150004080. Its totient is φ = 13333632.

The previous prime is 50001239. The next prime is 50001299. The reversal of 50001240 is 4210005.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208219 + ... + 208458.

Almost surely, 2^50001240 is an apocalyptic number.

It is an amenable number.

50001240 is an abundant number, since it is smaller than the sum of its proper divisors (100002840).

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

50001240 is a wasteful number, since it uses less digits than its factorization.

50001240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416691 (or 416687 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 50001240 is about 7071.1554925627. The cubic root of 50001240 is about 368.4061953049.

Adding to 50001240 its reverse (4210005), we get a palindrome (54211245).

The spelling of 50001240 in words is "fifty million, one thousand, two hundred forty".