1934172 has 24 divisors (see below), whose sum is σ = 5014800. Its totient is φ = 644688.

The previous prime is 1934167. The next prime is 1934173. The reversal of 1934172 is 2714391.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1934173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8847 + ... + 9062.

It is an arithmetic number, because the mean of its divisors is an integer number (208950).

2^1934172 is an apocalyptic number.

1934172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1934172 is an abundant number, since it is smaller than the sum of its proper divisors (3080628).

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

1934172 is a wasteful number, since it uses less digits than its factorization.

1934172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17922 (or 17914 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 1934172 is about 1390.7451240252. The cubic root of 1934172 is about 124.5943543703.

It can be divided in two parts, 19 and 34172, that added together give a triangular number (34191 = T₂₆₁).

The spelling of 1934172 in words is "one million, nine hundred thirty-four thousand, one hundred seventy-two".