50454012 has 48 divisors (see below), whose sum is σ = 135136512. Its totient is φ = 14352000.

The previous prime is 50453981. The next prime is 50454017. The reversal of 50454012 is 21045405.

It is a super-2 number, since 2×50454012² = 5091214653792288, which contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 50454012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50454017) 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, 19888 + ... + 22280.

It is an arithmetic number, because the mean of its divisors is an integer number (2815344).

Almost surely, 2^50454012 is an apocalyptic number.

It is an amenable number.

50454012 is an abundant number, since it is smaller than the sum of its proper divisors (84682500).

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

50454012 is a wasteful number, since it uses less digits than its factorization.

50454012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2658 (or 2656 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 50454012 is about 7103.0987604003. The cubic root of 50454012 is about 369.5148547798.

Adding to 50454012 its reverse (21045405), we get a palindrome (71499417).

The spelling of 50454012 in words is "fifty million, four hundred fifty-four thousand, twelve".