1622496 has 24 divisors (see below), whose sum is σ = 4259304. Its totient is φ = 540800.

The previous prime is 1622483. The next prime is 1622549. The reversal of 1622496 is 6942261.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8355 + ... + 8546.

It is an arithmetic number, because the mean of its divisors is an integer number (177471).

2^1622496 is an apocalyptic number.

1622496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1622496 is an abundant number, since it is smaller than the sum of its proper divisors (2636808).

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

1622496 is a wasteful number, since it uses less digits than its factorization.

1622496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16914 (or 16906 counting only the distinct ones).

The product of its digits is 5184, while the sum is 30.

The square root of 1622496 is about 1273.7723501474. The cubic root of 1622496 is about 117.5063162441.

It can be divided in two parts, 16224 and 96, that multiplied together give a square (1557504 = 1248²).

The spelling of 1622496 in words is "one million, six hundred twenty-two thousand, four hundred ninety-six".