70866054 has 36 divisors (see below), whose sum is σ = 178613604. Its totient is φ = 20247192.

The previous prime is 70866049. The next prime is 70866073. The reversal of 70866054 is 45066807.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 39292 + ... + 41055.

It is an arithmetic number, because the mean of its divisors is an integer number (4961489).

Almost surely, 2^70866054 is an apocalyptic number.

70866054 is an abundant number, since it is smaller than the sum of its proper divisors (107747550).

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

70866054 is a wasteful number, since it uses less digits than its factorization.

70866054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80369 (or 80359 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 70866054 is about 8418.1977881254. The cubic root of 70866054 is about 413.8212138475.

The spelling of 70866054 in words is "seventy million, eight hundred sixty-six thousand, fifty-four".