264878342 has 8 divisors (see below), whose sum is σ = 397632000. Its totient is φ = 132334344.

The previous prime is 264878321. The next prime is 264878357. The reversal of 264878342 is 243878462.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 264878293 and 264878302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49217 + ... + 54332.

It is an arithmetic number, because the mean of its divisors is an integer number (49704000).

Almost surely, 2^264878342 is an apocalyptic number.

264878342 is a deficient number, since it is larger than the sum of its proper divisors (132753658).

264878342 is a wasteful number, since it uses less digits than its factorization.

264878342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104830.

The product of its digits is 516096, while the sum is 44.

The square root of 264878342 is about 16275.0834713681. The cubic root of 264878342 is about 642.2175209062.

The spelling of 264878342 in words is "two hundred sixty-four million, eight hundred seventy-eight thousand, three hundred forty-two".