50470140 has 48 divisors (see below), whose sum is σ = 161505792. Its totient is φ = 11535936.

The previous prime is 50470117. The next prime is 50470141. The reversal of 50470140 is 4107405.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50470141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59664 + ... + 60503.

It is an arithmetic number, because the mean of its divisors is an integer number (3364704).

Almost surely, 2^50470140 is an apocalyptic number.

It is an amenable number.

50470140 is an abundant number, since it is smaller than the sum of its proper divisors (111035652).

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

50470140 is a wasteful number, since it uses less digits than its factorization.

50470140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120186 (or 120184 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 50470140 is about 7104.2339488505. The cubic root of 50470140 is about 369.5542233087.

Adding to 50470140 its reverse (4107405), we get a palindrome (54577545).

The spelling of 50470140 in words is "fifty million, four hundred seventy thousand, one hundred forty".