1914623 has 2 divisors, whose sum is σ = 1914624. Its totient is φ = 1914622.

The previous prime is 1914613. The next prime is 1914637. The reversal of 1914623 is 3264191.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1914623 - 2¹² = 1910527 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1914592 and 1914601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1914613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 957311 + 957312.

It is an arithmetic number, because the mean of its divisors is an integer number (957312).

2^1914623 is an apocalyptic number.

1914623 is a deficient number, since it is larger than the sum of its proper divisors (1).

1914623 is an equidigital number, since it uses as much as digits as its factorization.

1914623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 26.

The square root of 1914623 is about 1383.6990279681. The cubic root of 1914623 is about 124.1731668344.

The spelling of 1914623 in words is "one million, nine hundred fourteen thousand, six hundred twenty-three".