670029522 has 32 divisors (see below), whose sum is σ = 1378156032. Its totient is φ = 217010304.

The previous prime is 670029487. The next prime is 670029527. The reversal of 670029522 is 225920076.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (670029527) 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, 209983 + ... + 213149.

It is an arithmetic number, because the mean of its divisors is an integer number (43067376).

Almost surely, 2^670029522 is an apocalyptic number.

670029522 is an abundant number, since it is smaller than the sum of its proper divisors (708126510).

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

670029522 is a wasteful number, since it uses less digits than its factorization.

670029522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4162.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 670029522 is about 25884.9284719893. The cubic root of 670029522 is about 875.0468642110.

Adding to 670029522 its reverse (225920076), we get a palindrome (895949598).

The spelling of 670029522 in words is "six hundred seventy million, twenty-nine thousand, five hundred twenty-two".