1904232 has 32 divisors (see below), whose sum is σ = 5194080. Its totient is φ = 576960.

The previous prime is 1904191. The next prime is 1904233. The reversal of 1904232 is 2324091.

It is a junction number, because it is equal to n+sod(n) for n = 1904199 and 1904208.

It is not an unprimeable number, because it can be changed into a prime (1904233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3343 + ... + 3870.

It is an arithmetic number, because the mean of its divisors is an integer number (162315).

2^1904232 is an apocalyptic number.

1904232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1904232 is an abundant number, since it is smaller than the sum of its proper divisors (3289848).

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

1904232 is a wasteful number, since it uses less digits than its factorization.

1904232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7233 (or 7229 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 1904232 is about 1379.9391290923. The cubic root of 1904232 is about 123.9481225934.

The spelling of 1904232 in words is "one million, nine hundred four thousand, two hundred thirty-two".