607878457 has 8 divisors (see below), whose sum is σ = 640133600. Its totient is φ = 575649504.

The previous prime is 607878443. The next prime is 607878461. The reversal of 607878457 is 754878706.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-607878457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (607876457) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 57013 + ... + 66829.

It is an arithmetic number, because the mean of its divisors is an integer number (80016700).

Almost surely, 2^607878457 is an apocalyptic number.

It is an amenable number.

607878457 is a deficient number, since it is larger than the sum of its proper divisors (32255143).

607878457 is a wasteful number, since it uses less digits than its factorization.

607878457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13095.

The product of its (nonzero) digits is 2634240, while the sum is 52.

The square root of 607878457 is about 24655.1912789173. The cubic root of 607878457 is about 847.1082619150.

The spelling of 607878457 in words is "six hundred seven million, eight hundred seventy-eight thousand, four hundred fifty-seven".