1379670 has 16 divisors (see below), whose sum is σ = 3311280. Its totient is φ = 367904.

The previous prime is 1379663. The next prime is 1379681. The reversal of 1379670 is 769731.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22965 + ... + 23024.

It is an arithmetic number, because the mean of its divisors is an integer number (206955).

2^1379670 is an apocalyptic number.

1379670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1379670 is an abundant number, since it is smaller than the sum of its proper divisors (1931610).

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

1379670 is a wasteful number, since it uses less digits than its factorization.

1379670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45999.

The product of its (nonzero) digits is 7938, while the sum is 33.

The square root of 1379670 is about 1174.5935467216. The cubic root of 1379670 is about 111.3247530250.

The spelling of 1379670 in words is "one million, three hundred seventy-nine thousand, six hundred seventy".