1401922 has 8 divisors (see below), whose sum is σ = 2226636. Its totient is φ = 659712.

The previous prime is 1401857. The next prime is 1401937. The reversal of 1401922 is 2291041.

It can be written as a sum of positive squares in 2 ways, for example, as 1390041 + 11881 = 1179^2 + 109^2 .

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

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 1401922.

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, 20583 + ... + 20650.

2^1401922 is an apocalyptic number.

1401922 is a deficient number, since it is larger than the sum of its proper divisors (824714).

1401922 is a wasteful number, since it uses less digits than its factorization.

1401922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41252.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1401922 is about 1184.0278712936. The cubic root of 1401922 is about 111.9200641358.

Adding to 1401922 its reverse (2291041), we get a palindrome (3692963).

It can be divided in two parts, 14019 and 22, that added together give a palindrome (14041).

The spelling of 1401922 in words is "one million, four hundred one thousand, nine hundred twenty-two".