1461904 has 10 divisors (see below), whose sum is σ = 2832470. Its totient is φ = 730944.

The previous prime is 1461883. The next prime is 1461913. The reversal of 1461904 is 4091641.

It can be written as a sum of positive squares in only one way, i.e., 1440000 + 21904 = 1200^2 + 148^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45669 + ... + 45700.

It is an arithmetic number, because the mean of its divisors is an integer number (283247).

2^1461904 is an apocalyptic number.

It is an amenable number.

1461904 is a deficient number, since it is larger than the sum of its proper divisors (1370566).

1461904 is an equidigital number, since it uses as much as digits as its factorization.

1461904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91377 (or 91371 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1461904 is about 1209.0922214620. The cubic root of 1461904 is about 113.4940127642.

The spelling of 1461904 in words is "one million, four hundred sixty-one thousand, nine hundred four".