1850872 has 8 divisors (see below), whose sum is σ = 3470400. Its totient is φ = 925432.

The previous prime is 1850843. The next prime is 1850887. The reversal of 1850872 is 2780581.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115672 + ... + 115687.

It is an arithmetic number, because the mean of its divisors is an integer number (433800).

2^1850872 is an apocalyptic number.

It is an amenable number.

1850872 is a deficient number, since it is larger than the sum of its proper divisors (1619528).

1850872 is a wasteful number, since it uses less digits than its factorization.

1850872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231365 (or 231361 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 31.

The square root of 1850872 is about 1360.4675666843. The cubic root of 1850872 is about 122.7793873030.

The spelling of 1850872 in words is "one million, eight hundred fifty thousand, eight hundred seventy-two".