1423494 has 48 divisors (see below), whose sum is σ = 3341520. Its totient is φ = 453600.

The previous prime is 1423483. The next prime is 1423507. The reversal of 1423494 is 4943241.

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

It is a Curzon number.

It is a zygodrome in base 3.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14044 + ... + 14144.

It is an arithmetic number, because the mean of its divisors is an integer number (69615).

2^1423494 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1423494, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1670760).

1423494 is an abundant number, since it is smaller than the sum of its proper divisors (1918026).

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

1423494 is a wasteful number, since it uses less digits than its factorization.

1423494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147 (or 135 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 1423494 is about 1193.1026778949. The cubic root of 1423494 is about 112.4911993116.

The spelling of 1423494 in words is "one million, four hundred twenty-three thousand, four hundred ninety-four".