50723040 has 48 divisors (see below), whose sum is σ = 159779088. Its totient is φ = 13526016.

The previous prime is 50723021. The next prime is 50723047. The reversal of 50723040 is 4032705.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 50722998 and 50723016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50723047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52357 + ... + 53316.

It is an arithmetic number, because the mean of its divisors is an integer number (3328731).

Almost surely, 2^50723040 is an apocalyptic number.

It is an amenable number.

50723040 is an abundant number, since it is smaller than the sum of its proper divisors (109056048).

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

50723040 is a wasteful number, since it uses less digits than its factorization.

50723040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105691 (or 105683 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 50723040 is about 7122.0109519714. The cubic root of 50723040 is about 370.1704595626.

Adding to 50723040 its reverse (4032705), we get a palindrome (54755745).

The spelling of 50723040 in words is "fifty million, seven hundred twenty-three thousand, forty".