1955964 has 12 divisors (see below), whose sum is σ = 4563944. Its totient is φ = 651984.

The previous prime is 1955959. The next prime is 1955977. The reversal of 1955964 is 4695591.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

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, 81487 + ... + 81510.

2^1955964 is an apocalyptic number.

It is an amenable number.

1955964 is an abundant number, since it is smaller than the sum of its proper divisors (2607980).

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

1955964 is a wasteful number, since it uses less digits than its factorization.

1955964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163004 (or 163002 counting only the distinct ones).

The product of its digits is 48600, while the sum is 39.

The square root of 1955964 is about 1398.5578286220. The cubic root of 1955964 is about 125.0605360117.

The spelling of 1955964 in words is "one million, nine hundred fifty-five thousand, nine hundred sixty-four".