1934091 has 8 divisors (see below), whose sum is σ = 2865360. Its totient is φ = 1289376.

The previous prime is 1934077. The next prime is 1934099. The reversal of 1934091 is 1904391.

It is not a de Polignac number, because 1934091 - 2¹³ = 1925899 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 71633 = 1934091 / (1 + 9 + 3 + 4 + 0 + 9 + 1).

It is not an unprimeable number, because it can be changed into a prime (1934099) 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, 35790 + ... + 35843.

It is an arithmetic number, because the mean of its divisors is an integer number (358170).

2^1934091 is an apocalyptic number.

1934091 is a deficient number, since it is larger than the sum of its proper divisors (931269).

1934091 is an equidigital number, since it uses as much as digits as its factorization.

1934091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71642 (or 71636 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 1934091 is about 1390.7160026404. The cubic root of 1934091 is about 124.5926150759.

The spelling of 1934091 in words is "one million, nine hundred thirty-four thousand, ninety-one".