670166433 has 16 divisors (see below), whose sum is σ = 1036007040. Its totient is φ = 427352112.

The previous prime is 670166417. The next prime is 670166449. The reversal of 670166433 is 334661076.

It is a happy number.

670166433 is a `hidden beast` number, since 6 + 7 + 0 + 1 + 6 + 643 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (670166417) and next prime (670166449).

It is not a de Polignac number, because 670166433 - 2⁴ = 670166417 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (670166473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 538966 + ... + 540207.

It is an arithmetic number, because the mean of its divisors is an integer number (64750440).

Almost surely, 2^670166433 is an apocalyptic number.

It is an amenable number.

670166433 is a deficient number, since it is larger than the sum of its proper divisors (365840607).

670166433 is a wasteful number, since it uses less digits than its factorization.

670166433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1079205 (or 1079199 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 670166433 is about 25887.5729453342. The cubic root of 670166433 is about 875.1064612776.

The spelling of 670166433 in words is "six hundred seventy million, one hundred sixty-six thousand, four hundred thirty-three".