1904372 has 12 divisors (see below), whose sum is σ = 3447780. Its totient is φ = 919296.

The previous prime is 1904311. The next prime is 1904407. The reversal of 1904372 is 2734091.

It can be written as a sum of positive squares in 2 ways, for example, as 729316 + 1175056 = 854^2 + 1084^2 .

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, 8093 + ... + 8324.

It is an arithmetic number, because the mean of its divisors is an integer number (287315).

2^1904372 is an apocalyptic number.

It is an amenable number.

1904372 is a deficient number, since it is larger than the sum of its proper divisors (1543408).

1904372 is a wasteful number, since it uses less digits than its factorization.

1904372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16450 (or 16448 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 1904372 is about 1379.9898550352. The cubic root of 1904372 is about 123.9511600930.

The spelling of 1904372 in words is "one million, nine hundred four thousand, three hundred seventy-two".