506994054 has 32 divisors (see below), whose sum is σ = 1190167296. Its totient is φ = 140940000.

The previous prime is 506994053. The next prime is 506994079. The reversal of 506994054 is 450499605.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 506993997 and 506994015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506994053) 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, 161572 + ... + 164679.

It is an arithmetic number, because the mean of its divisors is an integer number (37192728).

Almost surely, 2^506994054 is an apocalyptic number.

506994054 is an abundant number, since it is smaller than the sum of its proper divisors (683173242).

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

506994054 is a wasteful number, since it uses less digits than its factorization.

506994054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326300.

The product of its (nonzero) digits is 194400, while the sum is 42.

The square root of 506994054 is about 22516.5284624429. The cubic root of 506994054 is about 797.3841927208.

The spelling of 506994054 in words is "five hundred six million, nine hundred ninety-four thousand, fifty-four".