1994722 has 8 divisors (see below), whose sum is σ = 2999376. Its totient is φ = 994932.

The previous prime is 1994717. The next prime is 1994743. The reversal of 1994722 is 2274991.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 93 + ... + 1999.

It is an arithmetic number, because the mean of its divisors is an integer number (374922).

2^1994722 is an apocalyptic number.

1994722 is a deficient number, since it is larger than the sum of its proper divisors (1004654).

1994722 is a wasteful number, since it uses less digits than its factorization.

1994722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2432.

The product of its digits is 9072, while the sum is 34.

The square root of 1994722 is about 1412.3462748207. The cubic root of 1994722 is about 125.8811762969.

It can be divided in two parts, 19947 and 22, that multiplied together give a palindrome (438834).

The spelling of 1994722 in words is "one million, nine hundred ninety-four thousand, seven hundred twenty-two".