670292100 has 81 divisors (see below), whose sum is σ = 2103430693. Its totient is φ = 178537440.

The previous prime is 670292083. The next prime is 670292107. The reversal of 670292100 is 1292076.

The square root of 670292100 is 25890.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 241305156 + 428986944 = 15534^2 + 20712^2 .

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (670292107) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 776269 + ... + 777131.

Almost surely, 2^670292100 is an apocalyptic number.

670292100 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

670292100 is the 25890-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 670292100

670292100 is an abundant number, since it is smaller than the sum of its proper divisors (1433138593).

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

670292100 is a wasteful number, since it uses less digits than its factorization.

670292100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1746 (or 873 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The cubic root of 670292100 is about 875.1611567110.

The spelling of 670292100 in words is "six hundred seventy million, two hundred ninety-two thousand, one hundred".