678437962 has 8 divisors (see below), whose sum is σ = 1020019392. Its totient is φ = 338431500.

The previous prime is 678437951. The next prime is 678437971. The reversal of 678437962 is 269734876.

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

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, 392664 + ... + 394387.

It is an arithmetic number, because the mean of its divisors is an integer number (127502424).

Almost surely, 2^678437962 is an apocalyptic number.

678437962 is a deficient number, since it is larger than the sum of its proper divisors (341581430).

678437962 is a wasteful number, since it uses less digits than its factorization.

678437962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 787484.

The product of its digits is 3048192, while the sum is 52.

The square root of 678437962 is about 26046.8416895408. The cubic root of 678437962 is about 878.6920833903.

The spelling of 678437962 in words is "six hundred seventy-eight million, four hundred thirty-seven thousand, nine hundred sixty-two".