670002125 has 32 divisors (see below), whose sum is σ = 909452544. Its totient is φ = 489844800.

The previous prime is 670002107. The next prime is 670002131. The reversal of 670002125 is 521200076.

It is a de Polignac number, because none of the positive numbers 2^k-670002125 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 670002125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 165374 + ... + 169376.

It is an arithmetic number, because the mean of its divisors is an integer number (28420392).

Almost surely, 2^670002125 is an apocalyptic number.

670002125 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

670002125 is a deficient number, since it is larger than the sum of its proper divisors (239450419).

670002125 is a wasteful number, since it uses less digits than its factorization.

670002125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4134 (or 4124 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 670002125 is about 25884.3992590131. The cubic root of 670002125 is about 875.0349373805.

The spelling of 670002125 in words is "six hundred seventy million, two thousand, one hundred twenty-five".