71670002 has 16 divisors (see below), whose sum is σ = 109946592. Its totient is φ = 35030400.

The previous prime is 71669987. The next prime is 71670019. The reversal of 71670002 is 20007617.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 71670002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13877 + ... + 18327.

It is an arithmetic number, because the mean of its divisors is an integer number (6871662).

Almost surely, 2^71670002 is an apocalyptic number.

71670002 is a deficient number, since it is larger than the sum of its proper divisors (38276590).

71670002 is a wasteful number, since it uses less digits than its factorization.

71670002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4633.

The product of its (nonzero) digits is 588, while the sum is 23.

The square root of 71670002 is about 8465.8137234409. The cubic root of 71670002 is about 415.3802137992.

Adding to 71670002 its reverse (20007617), we get a palindrome (91677619).

The spelling of 71670002 in words is "seventy-one million, six hundred seventy thousand, two".