670554446 has 8 divisors (see below), whose sum is σ = 1013173920. Its totient is φ = 332829808.

The previous prime is 670554439. The next prime is 670554457. The reversal of 670554446 is 644455076.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1223366 + ... + 1223913.

It is an arithmetic number, because the mean of its divisors is an integer number (126646740).

Almost surely, 2^670554446 is an apocalyptic number.

670554446 is a deficient number, since it is larger than the sum of its proper divisors (342619474).

670554446 is a wasteful number, since it uses less digits than its factorization.

670554446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2447418.

The product of its (nonzero) digits is 403200, while the sum is 41.

The square root of 670554446 is about 25895.0660551388. The cubic root of 670554446 is about 875.2753184233.

The spelling of 670554446 in words is "six hundred seventy million, five hundred fifty-four thousand, four hundred forty-six".