513667542 has 8 divisors (see below), whose sum is σ = 1027335096. Its totient is φ = 171222512.

The previous prime is 513667541. The next prime is 513667547. The reversal of 513667542 is 245766315.

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

513667542 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 513667542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513667541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42805623 + ... + 42805634.

It is an arithmetic number, because the mean of its divisors is an integer number (128416887).

Almost surely, 2^513667542 is an apocalyptic number.

513667542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

513667542 is a wasteful number, since it uses less digits than its factorization.

513667542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85611262.

The product of its digits is 151200, while the sum is 39.

The square root of 513667542 is about 22664.2348646496. The cubic root of 513667542 is about 800.8675702705.

The spelling of 513667542 in words is "five hundred thirteen million, six hundred sixty-seven thousand, five hundred forty-two".