542064635 has 16 divisors (see below), whose sum is σ = 787133376. Its totient is φ = 349836288.

The previous prime is 542064631. The next prime is 542064673. The reversal of 542064635 is 536460245.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 542064635 - 2² = 542064631 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 542064595 and 542064604.

It is not an unprimeable number, because it can be changed into a prime (542064631) 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 15 ways as a sum of consecutive naturals, for example, 454922 + ... + 456111.

It is an arithmetic number, because the mean of its divisors is an integer number (49195836).

Almost surely, 2^542064635 is an apocalyptic number.

542064635 is a deficient number, since it is larger than the sum of its proper divisors (245068741).

542064635 is a wasteful number, since it uses less digits than its factorization.

542064635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911062.

The product of its (nonzero) digits is 86400, while the sum is 35.

The square root of 542064635 is about 23282.2815677502. The cubic root of 542064635 is about 815.3617950307.

The spelling of 542064635 in words is "five hundred forty-two million, sixty-four thousand, six hundred thirty-five".