1950840 has 48 divisors (see below), whose sum is σ = 6341400. Its totient is φ = 520128.

The previous prime is 1950833. The next prime is 1950853. The reversal of 1950840 is 480591.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2350 + ... + 3069.

2^1950840 is an apocalyptic number.

1950840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1950840 is an abundant number, since it is smaller than the sum of its proper divisors (4390560).

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

1950840 is a wasteful number, since it uses less digits than its factorization.

1950840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5436 (or 5429 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 1950840 is about 1396.7247402405. The cubic root of 1950840 is about 124.9512343111.

The spelling of 1950840 in words is "one million, nine hundred fifty thousand, eight hundred forty".