670354496 has 84 divisors (see below), whose sum is σ = 1557282636. Its totient is φ = 285465600.

The previous prime is 670354471. The next prime is 670354499. The reversal of 670354496 is 694453076.

It can be written as a sum of positive squares in 2 ways, for example, as 272910400 + 397444096 = 16520^2 + 19936^2 .

It is not an unprimeable number, because it can be changed into a prime (670354499) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 567026 + ... + 568206.

It is an arithmetic number, because the mean of its divisors is an integer number (18539079).

Almost surely, 2^670354496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 670354496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (778641318).

670354496 is an abundant number, since it is smaller than the sum of its proper divisors (886928140).

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

670354496 is a wasteful number, since it uses less digits than its factorization.

670354496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1388 (or 1371 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 44.

The square root of 670354496 is about 25891.2049932018. The cubic root of 670354496 is about 875.1883114700.

The spelling of 670354496 in words is "six hundred seventy million, three hundred fifty-four thousand, four hundred ninety-six".