670071054 has 8 divisors (see below), whose sum is σ = 1340142120. Its totient is φ = 223357016.

The previous prime is 670071049. The next prime is 670071079. The reversal of 670071054 is 450170076.

It is a happy number.

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

670071054 is an admirable number.

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, 55839249 + ... + 55839260.

It is an arithmetic number, because the mean of its divisors is an integer number (167517765).

Almost surely, 2^670071054 is an apocalyptic number.

670071054 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

670071054 is a wasteful number, since it uses less digits than its factorization.

670071054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111678514.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 670071054 is about 25885.7307024546. The cubic root of 670071054 is about 875.0649438599.

The spelling of 670071054 in words is "six hundred seventy million, seventy-one thousand, fifty-four".