57867742 has 8 divisors (see below), whose sum is σ = 86834232. Its totient is φ = 28923000.

The previous prime is 57867739. The next prime is 57867751. The reversal of 57867742 is 24776875.

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 = 57867692 and 57867701.

It is a congruent number.

It is an unprimeable number.

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, 6192 + ... + 12412.

It is an arithmetic number, because the mean of its divisors is an integer number (10854279).

Almost surely, 2^57867742 is an apocalyptic number.

57867742 is a deficient number, since it is larger than the sum of its proper divisors (28966490).

57867742 is a wasteful number, since it uses less digits than its factorization.

57867742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10874.

The product of its digits is 658560, while the sum is 46.

The square root of 57867742 is about 7607.0849870368. The cubic root of 57867742 is about 386.7932134681.

The spelling of 57867742 in words is "fifty-seven million, eight hundred sixty-seven thousand, seven hundred forty-two".