501484426 has 4 divisors (see below), whose sum is σ = 752226642. Its totient is φ = 250742212.

The previous prime is 501484409. The next prime is 501484429. The reversal of 501484426 is 624484105.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 413105625 + 88378801 = 20325^2 + 9401^2 .

It is a junction number, because it is equal to n+sod(n) for n = 501484391 and 501484400.

It is not an unprimeable number, because it can be changed into a prime (501484429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125371105 + ... + 125371108.

Almost surely, 2^501484426 is an apocalyptic number.

501484426 is a deficient number, since it is larger than the sum of its proper divisors (250742216).

501484426 is a wasteful number, since it uses less digits than its factorization.

501484426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250742215.

The product of its (nonzero) digits is 30720, while the sum is 34.

The square root of 501484426 is about 22393.8479498276. The cubic root of 501484426 is about 794.4852097570.

The spelling of 501484426 in words is "five hundred one million, four hundred eighty-four thousand, four hundred twenty-six".