1949404 has 24 divisors (see below), whose sum is σ = 3584000. Its totient is φ = 926640.

The previous prime is 1949383. The next prime is 1949417. The reversal of 1949404 is 4049491.

It is a Harshad number since it is a multiple of its sum of digits (31).

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, 9697 + ... + 9895.

2^1949404 is an apocalyptic number.

It is an amenable number.

1949404 is a deficient number, since it is larger than the sum of its proper divisors (1634596).

1949404 is a wasteful number, since it uses less digits than its factorization.

1949404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313 (or 311 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 1949404 is about 1396.2105858358. The cubic root of 1949404 is about 124.9205682021.

The spelling of 1949404 in words is "one million, nine hundred forty-nine thousand, four hundred four".