670044522 has 24 divisors (see below), whose sum is σ = 1558879776. Its totient is φ = 191441208.

The previous prime is 670044493. The next prime is 670044539. The reversal of 670044522 is 225440076.

It is a super-2 number, since 2×670044522² = 897919322924416968, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 670044522.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1139238 + ... + 1139825.

It is an arithmetic number, because the mean of its divisors is an integer number (64953324).

Almost surely, 2^670044522 is an apocalyptic number.

670044522 is an abundant number, since it is smaller than the sum of its proper divisors (888835254).

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

670044522 is a wasteful number, since it uses less digits than its factorization.

670044522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2279082 (or 2279075 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 670044522 is about 25885.2182142627. The cubic root of 670044522 is about 875.0533940751.

Adding to 670044522 its reverse (225440076), we get a palindrome (895484598).

The spelling of 670044522 in words is "six hundred seventy million, forty-four thousand, five hundred twenty-two".