1370666 has 8 divisors (see below), whose sum is σ = 2242944. Its totient is φ = 623020.

The previous prime is 1370657. The next prime is 1370669. The reversal of 1370666 is 6660731.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (1370669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31130 + ... + 31173.

It is an arithmetic number, because the mean of its divisors is an integer number (280368).

2^1370666 is an apocalyptic number.

1370666 is a deficient number, since it is larger than the sum of its proper divisors (872278).

1370666 is a wasteful number, since it uses less digits than its factorization.

1370666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62316.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 1370666 is about 1170.7544576042. The cubic root of 1370666 is about 111.0820484730.

The spelling of 1370666 in words is "one million, three hundred seventy thousand, six hundred sixty-six".