1408670 has 8 divisors (see below), whose sum is σ = 2535624. Its totient is φ = 563464.

The previous prime is 1408669. The next prime is 1408697. The reversal of 1408670 is 768041.

1408670 = T₁₈₆ + T₁₈₇ + ... + T₂₄₅.

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

It is a Curzon number.

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, 70424 + ... + 70443.

It is an arithmetic number, because the mean of its divisors is an integer number (316953).

2^1408670 is an apocalyptic number.

1408670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1408670 is a deficient number, since it is larger than the sum of its proper divisors (1126954).

1408670 is a wasteful number, since it uses less digits than its factorization.

1408670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140874.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 1408670 is about 1186.8740455499. The cubic root of 1408670 is about 112.0993484975.

The spelling of 1408670 in words is "one million, four hundred eight thousand, six hundred seventy".