1949568 has 32 divisors (see below), whose sum is σ = 5179560. Its totient is φ = 649728.

The previous prime is 1949557. The next prime is 1949573. The reversal of 1949568 is 8659491.

It is a tau number, because it is divible by the number of its divisors (32).

It is a d-powerful number, because it can be written as 1 + 9³ + 4⁹ + 9⁴ + 5 + 6⁸ + 8³ .

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, 2155 + ... + 2922.

2^1949568 is an apocalyptic number.

It is an amenable number.

1949568 is an abundant number, since it is smaller than the sum of its proper divisors (3229992).

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

1949568 is an equidigital number, since it uses as much as digits as its factorization.

1949568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5094 (or 5082 counting only the distinct ones).

The product of its digits is 77760, while the sum is 42.

The square root of 1949568 is about 1396.2693149962. The cubic root of 1949568 is about 124.9240712212.

The spelling of 1949568 in words is "one million, nine hundred forty-nine thousand, five hundred sixty-eight".