510420542 has 8 divisors (see below), whose sum is σ = 766794600. Its totient is φ = 254822344.

The previous prime is 510420497. The next prime is 510420551. The reversal of 510420542 is 245024015.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192317 + ... + 194952.

It is an arithmetic number, because the mean of its divisors is an integer number (95849325).

Almost surely, 2^510420542 is an apocalyptic number.

510420542 is a deficient number, since it is larger than the sum of its proper divisors (256374058).

510420542 is a wasteful number, since it uses less digits than its factorization.

510420542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387930.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 510420542 is about 22592.4886190079. The cubic root of 510420542 is about 799.1765182631.

Adding to 510420542 its reverse (245024015), we get a palindrome (755444557).

The spelling of 510420542 in words is "five hundred ten million, four hundred twenty thousand, five hundred forty-two".