1940270 has 8 divisors (see below), whose sum is σ = 3492504. Its totient is φ = 776104.

The previous prime is 1940269. The next prime is 1940293. The reversal of 1940270 is 720491.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97004 + ... + 97023.

It is an arithmetic number, because the mean of its divisors is an integer number (436563).

2^1940270 is an apocalyptic number.

1940270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1940270 is a deficient number, since it is larger than the sum of its proper divisors (1552234).

1940270 is a wasteful number, since it uses less digits than its factorization.

1940270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194034.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 1940270 is about 1392.9357486977. The cubic root of 1940270 is about 124.7251561297.

The spelling of 1940270 in words is "one million, nine hundred forty thousand, two hundred seventy".